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Butler Creek Flip-Open Scope Ocular Lens Cover - 43.9mm, size 19, MO20190
$4.99 $10.95 Save 54%
Objective Lens Diameter: 43.9 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20190
MPN: MO20190
UPC: 051525201908
Butler Creek Flip-Open Scope Ocular Lens Cover - 40.8mm, size 14, MO20140
$4.99 $10.95 Save 54%
Objective Lens Diameter: 40.8 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20140
MPN: MO20140
UPC: 051525201403
Butler Creek Flip-Open Scope Ocular Lens Cover - 39.9mm, size 13, MO20130
$4.99 $10.95 Save 54%
Objective Lens Diameter: 39.9 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20130
MPN: MO20130
UPC: 051525201304
Butler Creek Flip-Open Scope Objective Lens Cover - 41.8mm, size 19, 30190
$4.99 $10.95 Save 54%
Objective Lens Diameter: 41.8 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30190
MPN: 30190
UPC: 051525301905
Butler Creek Flip-Open Scope Ocular Lens Cover - 42.5mm, size 17, MO20170
$4.99 $10.95 Save 54%
Objective Lens Diameter: 42.5 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20170
MPN: MO20170
UPC: 051525201700
Butler Creek Flip-Open Scope Objective Lens Cover - 27.8mm, size 04, 30040
$4.99 $10.95 Save 54%
Objective Lens Diameter: 27.8 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30040
MPN: 30040
UPC: 051525300403
Butler Creek Flip-Open Scope Ocular Lens Cover - 35.3mm, size 03, MO20035
$4.99 $10.95 Save 54%
Objective Lens Diameter: 35.3 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20035
MPN: MO20035
UPC: 051525200352
Butler Creek Flip-Open Scope Objective Lens Cover - 45.7mm, size 25, 30250
$4.99 $10.95 Save 54%
Objective Lens Diameter: 45.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30250
MPN: 30250
UPC: 051525302506
Butler Creek Flip-Open Scope Objective Lens Cover - 57.2mm, size 40, 30400
$4.99 $10.95 Save 54%
Objective Lens Diameter: 57.2 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30400
MPN: 30400
UPC: 051525304005
Butler Creek Flip-Open Scope Ocular Lens Cover - 38.5mm, size 10, MO20100
$4.99 $10.95 Save 54%
Objective Lens Diameter: 38.5 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20100
MPN: MO20100
UPC: 051525201007
Butler Creek Flip-Open Scope Objective Lens Cover - 40.9mm, size 17, 30170
$4.99 $10.95 Save 54%
Objective Lens Diameter: 40.9 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30170
MPN: 30170
UPC: 051525301707
Butler Creek Flip-Open Scope Objective Lens Cover - 56.4mm, size 39, 30390
$4.99 $10.95 Save 54%
Objective Lens Diameter: 56.4 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30390
MPN: 30390
UPC: 051525303909
Butler Creek Flip-Open Scope Objective Lens Cover - 46.2mm, size 26, 30260
$4.99 $10.95 Save 54%
Objective Lens Diameter: 46.2 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30260
MPN: 30260
UPC: 051525302605
Butler Creek Flip-Open Scope Objective Lens Cover - 33mm, size 03A, 30030
$4.99 $10.95 Save 54%
Objective Lens Diameter: 33 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30030
MPN: 30030
UPC: 051525300304
Butler Creek Flip-Open Scope Objective Lens Cover - 50.7mm, size 31, 30310
$4.99 $10.95 Save 54%
Objective Lens Diameter: 50.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30310
MPN: 30310
UPC: 051525303107
Butler Creek Flip-Open Scope Objective Lens Cover - 42.2mm, size 16, 20160
$4.99 $10.95 Save 54%
Objective Lens Diameter: 42.2 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-20160
MPN: 20160
UPC: 051525201601
Butler Creek Flip-Open Scope Ocular Lens Cover - 42.2 x 36.8mm, size 15, MO20150
$4.99 $10.95 Save 54%
Objective Lens Diameter: 42.2 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20150
MPN: MO20150
UPC: 051525201502
Butler Creek Flip-Open Scope Objective Lens Cover - 49.8mm, size 30, 30300
$4.99 $10.95 Save 54%
Objective Lens Diameter: 49.8 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30300
MPN: 30300
UPC: 051525303008
Butler Creek Flip-Open Scope Objective Lens Cover - 34mm, size 03, 30035
$4.99 $10.95 Save 54%
Objective Lens Diameter: 34 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30035
MPN: 30035
UPC: 051525300359
Butler Creek Flip-Open Scope Ocular Lens Cover - 36.4mm, size 05, MO20050
$4.99 $10.95 Save 54%
Objective Lens Diameter: 36.4 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20050
MPN: MO20050
UPC: 051525200505
Butler Creek Flip-Open Scope Objective Lens Cover - 48.7mm, size 29, 30290
$4.99 $10.95 Save 54%
Objective Lens Diameter: 48.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30290
MPN: 30290
UPC: 051525302902
Butler Creek Flip-Open Scope Objective Lens Cover - 59.9mm, size 44, 30440
$4.99 $10.95 Save 54%
Objective Lens Diameter: 59.9 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30440
MPN: 30440
UPC: 051525304401
Butler Creek Flip-Open Scope Objective Lens Cover - 39.3mm, size 15, 30150
$4.99 $10.95 Save 54%
Objective Lens Diameter: 39.3 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30150
MPN: 30150
UPC: 051525301509
Butler Creek Flip-Open Scope Ocular Lens Cover - 43.2mm, size 18, MO20180
$4.99 $10.95 Save 54%
Objective Lens Diameter: 43.2 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20180
MPN: MO20180
UPC: 051525201809
Butler Creek Flip-Open Scope Objective Lens Cover - 61.2mm, size 45, 30450
$4.99 $10.95 Save 54%
Objective Lens Diameter: 61.2 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30450
MPN: 30450
UPC: 051525304500
Butler Creek Flip-Open Scope Objective Lens Cover - 44.7 x 38.9mm, size 12
$4.99 $10.95 Save 54%
Objective Lens Diameter: 44.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30120
MPN: 30120
UPC: 051525301202
Butler Creek Flip-Open Scope Ocular Lens Cover - 34.1 mm, size 01, MO20010
$4.99 $10.95 Save 54%
Objective Lens Diameter: 34.1 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20010
MPN: MO20010
UPC: 051525200109
Butler Creek Flip-Open Scope Objective Lens Cover - 65.4mm, size 51, 30510
$4.99 $10.95 Save 54%
Objective Lens Diameter: 65.4 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30510
MPN: 30510
UPC: 051525305101
Butler Creek Flip-Open Scope Ocular Lens Cover - 37.3mm, size 09, MO20090
$4.99 $10.95 Save 54%
Objective Lens Diameter: 37.3 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20090
MPN: MO20090
UPC: 051525200901
Butler Creek Flip-Open Scope Objective Lens Cover - 61.7mm, size 46, 30460
$4.99 $10.95 Save 54%
Objective Lens Diameter: 61.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30460
MPN: 30460
UPC: 051525304609
Butler Creek Flip-Open Scope Objective Lens Cover - 62.5mm, size 47, 30470
$4.99 $10.95 Save 54%
Objective Lens Diameter: 62.5 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30470
MPN: 30470
UPC: 051525304708
Butler Creek Flip-Open Scope Objective Lens Cover - 39.1 x 34.0mm, size 11, 30110
$4.99 $10.95 Save 54%
Objective Lens Diameter: 39.1 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30110
MPN: 30110
UPC: 051525301103
Butler Creek Flip-Open Scope Ocular Lens Cover - 31mm, size 02, MO30020
$4.99 $10.95 Save 54%
Objective Lens Diameter: 31 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO30020
MPN: MO30020
UPC: 051525300205
Butler Creek Flip-Open Scope Objective Lens Cover - 51.9mm, size 33, 30330
$5.49 $10.95 Save 50%
Objective Lens Diameter: 51.9 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30330
MPN: 30330
UPC: 051525303305
Butler Creek Flip-Open Scope Ocular Lens Cover - 25.4mm, size 01, MO30010
$5.49 $10.95 Save 50%
Objective Lens Diameter: 25.4 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO30010
MPN: MO30010
UPC: 051525300106
Butler Creek Flip-Open Scope Objective Lens Cover - 44.1mm, size 21, 30210
$5.49 $10.95 Save 50%
Objective Lens Diameter: 44.1 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30210
MPN: 30210
UPC: 051525302100
Butler Creek Flip-Open Scope Objective Lens Cover - 44.7mm, size 23, 30230
$6.99 $10.95 Save 36%
Objective Lens Diameter: 44.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30230
MPN: 30230
UPC: 051525302308
Butler Creek Flip-Open Scope Objective Lens Cover - 53.3mm, size 34, 30340
$8.89 $10.95 Save 19%
Objective Lens Diameter: 53.3 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30340
MPN: 30340
UPC: 051525303404
Butler Creek Flip-Open Scope Objective Lens Cover - 38.9mm, size 13, 30120
$9.89 $10.95 Save $1.06
Objective Lens Diameter: 38.9 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30130
MPN: 30130
UPC: 051525301301
Butler Creek Flip-Open Scope Ocular Lens Cover - 39.4mm, size 11, MO20110
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 39.4 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20110
MPN: MO20110
UPC: 051525201106
Butler Creek Flip-Open Scope Objective Lens Cover - 48.0mm, size 28, 30280
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 48 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30280
MPN: 30280
UPC: 051525302803
Butler Creek Flip-Open Scope Objective Lens Cover - 58.7mm, size 43, 30430
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 58.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30430
MPN: 30430
UPC: 051525304302
Butler Creek Flip-Open Scope Objective Lens Cover - 46.7mm, size 27, 30270
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 46.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30270
MPN: 30270
UPC: 051525302704
Butler Creek Flip-Open Scope Ocular Lens Cover - 33 mm, size 03A, MO20030
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 33 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20030
MPN: MO20030
UPC: 051525200307
Butler Creek Flip-Open Scope Ocular Lens Cover - 45.1mm, size 20, MO20200
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 45.1 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20200
MPN: MO20200
UPC: 051525202004
Butler Creek Flip-Open Scope Ocular Lens Cover - 37.7mm, size 09A, MO20095
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 37.7 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20095
MPN: MO20095
UPC: 051525200956
Butler Creek Flip-Open Scope Objective Lens Cover - 43.2mm, size 20, 30200
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 43.2 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30200
MPN: 30200
UPC: 051525302001
Butler Creek Flip-Open Scope Objective Lens Cover - 35.2mm, size 05, 30050
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 35.2 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30050
MPN: 30050
UPC: 051525300502
Butler Creek Flip-Open Scope Objective Lens Cover - 38.1mm, size 10, 30100
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 38.1 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30100
MPN: 30100
UPC: 051525301004
Butler Creek Flip-Open Scope Objective Lens Cover - 36.3mm, size 07, 30070
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 36.3 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30070
MPN: 30070
UPC: 051525300700
Butler Creek Flip-Open Scope Objective Lens Cover - 37.7mm, size 09, 30090
$9.95 $10.95 Save $1.00
Objective Lens Diameter: 37.7 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30090
MPN: 30090
UPC: 051525300908
Butler Creek Flip-Open Scope Objective Lens Cover - 63.9mm, size 48, 30480
$9.99 $10.95 Save $0.96
Objective Lens Diameter: 63.9 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-30480
MPN: 30480
UPC: 051525304807
Butler Creek Flip-Open Scope Ocular Lens Cover - 31.1mm, size 02, MO20020
$10.29
Objective Lens Diameter: 31.1 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20020
MPN: MO20020
UPC: 051525200208
Butler Creek Flip-Open Scope Ocular Lens Cover - 37.0, size 07, MO20070
$11.49
Objective Lens Diameter: 37 mm
Additional Features: Ocular Cap
Code: BX-R2-COVERS-MO20070
MPN: MO20070
UPC: 051525200703
Butler Creek Flip-Open Scope Objective Lens Cover - 30.0mm, size 02A, MO30025
$11.95
Objective Lens Diameter: 30 mm
Additional Features: Objective Cap
Code: BX-R2-COVERS-MO30025
MPN: MO30025
UPC: 051525300250
In order to get the right fit with the Butler Creek scope covers, you must physically measure the outside diameter of both the objective bell and the eyepiece bell.

Butler Creek Flip-Open Scope Covers Product Info

Simply the ultimate scope lens protection for hunters and shooters. They’re custom-fit to your scope, create a watertight, airtight seal, and open with a touch of your thumbs, so you can put your shot through the narrow window of opportunity in the most extreme conditions.

  • Fast, flip-open design – keep your eye on the target.
  • Silent spring hinges won't spook game (Red Tabs are on ocular cover only).
  • Water-tight, custom-fit friction mounts anchor them to your scope.
  • Air-tight semi-O-ring keeps out dust and moisture.
  • Tested to –40°F.
  • Truly ambidextrous.
  • Weigh less than an ounce.
  • Also made for spotting scopes.

Fit chart for Butler Creek Eye / Ocular Piece Flip-Open Scope Covers

Size Scope Diameter (in.) Scope Diameter (mm) Product #
02 1.225 31.1 20020
03A 1.300 33.0 20030
01 1.341 34.1 20010
03 1.388 35.3 20035
05 1.432 36.4 20050
07 1.457 37.0 20070
09 1.468 37.3 20090
09A 1.485 37.7 20095
10 1.516 38.5 20100
11 1.550 39.4 20110
13 1.570 39.9 20130
14 1.605 40.8 20140
15 1.66 x 1.45 42.2 x 36.8 20150
16 1.660 42.2 20160
17 1.675 42.5 20170
18 1.700 43.2 20180
19 1.730 43.9 20190
20 1.775 45.1 20200
21 1.70 x 1.42 43.2 x 36.1 20210
01 1.341 34.1 MO20010
02 1.225 31.1 MO20020
03A 1.300 33.0 MO20030
03 1.388 35.3 MO20035
05 1.432 36.4 MO20050
07 1.457 37.0 MO20070
09 1.468 37.3 MO20090
09A 1.485 37.7 MO20095
10 1.516 38.5 MO20100
11 1.55 39.4 MO20110
13 1.570 39.9 MO20130
14 1.605 40.8 MO20140
15 1.66 x 1.45 42.2 x 36.8 MO20150
17 1.675 42.5 MO20170
18 1.700 43.2 MO20180
19 1.730 43.9 MO20190
20 1.775 45.1 MO20200
01 1.00 25.4 MO30010
02 1.221 31.0 MO30020
02A 1.181 30.0 MO30025

Fit chart for Butler Creek Objective Flip-Open Riflescope Cap Cover

Size Scope Diameter (in.) Scope Diameter (mm) Product #
03A 1.300 33.0 30030
03 1.34 34.0 30035
04 1.095 27.8 30040
05 1.387 35.2 30050
07 1.429 36.3 30070
09 1.485 37.7 30090
10 1.500 38.1 30100
11 1.54 x 1.34 39.1 x 34.0 30110
12 1.76 x 1.53 44.7 x 38.9 30120
13 1.530 38.9 30130
15 1.558 39.6 30150
17 1.612 40.9 30170
19 1.646 41.8 30190
20 1.700 43.2 30200
21 1.735 44.1 30210
23 1.760 44.7 30230
25 1.800 45.7 30250
26 1.820 46.2 30260
27 1.840 46.7 30270
28 1.890 48.0 30280
29 1.919 48.7 30290
30 1.960 49.8 30300
31 1.998 50.7 30310
33 2.043 51.9 30330
34 2.100 53.3 30340
39 2.220 56.4 30390
40 2.250 57.2 30400
43 2.310 58.7 30430
44 2.360 59.9 30440
45 2.410 61.2 30450
46 2.430 61.7 30460
47 2.461 62.5 30470
48 2.500 63.5 30480
51 2.575 65.4 30510

Butler Creek Flip-Open Scope Covers Related Products

Butler Creek Flip-Open Scope Covers Unorderable Models

Butler Creek Flip-Open Scope Objective Lens Cover - 28 Obj - Factory DEMO, 30280-DEMO, MPN: 30280-DEMO, Code: BX-R2-COVERS-30280-DEMO
Butler Creek Flip-Open Scope Objective Lens Cover - 43.2x36.1 mm, size 21, 20210, MPN: 20210, UPC: 051525202103, Code: BX-R2-COVERS-20210

Butler Creek Flip-Open Scope Covers Comments

Customer Reviews
Helpful Positive Review It Works! by Legacy Reviewer, February 14, 2014
If you need to replace scope covers this is one you should consider. Pros: Easy to use, quite Cons: Creates a hang point when putting gun in bag
Most Recent Review Butler Creek Flip-Open Cover by Shooter Bangbang, August 7, 2014
Bought this for a Vortex PST 4-16x50 and it fits very well. The Open/close mechanism works well. Make sure you select the exact size based on your scope. I bought size 14 (40.8mm) for this particular scope.
Most Recent Review Butler Flip opens by tcmark, July 30, 2014
These things are great. Fast and convenient. And I bet you couldn't find them any cheaper anywhere than Optic Planet has them. Guaranteed. Everywhere I have looked they are twice the price. Glad I got mine before someone realizes they are giving them...
Read More...
Most Recent Review Reliable and dependable by Steve in CO, July 17, 2014
Have used on my Nikon rimfire scope and been really happy with the way it's held up over the last year. Keeps the wind driven Wyoming dust off the glass. You have to get the right size for these to work. It's a good idea to get them a bit tight so ...
Read More...
Most Recent Review Great product by Steve in CO, July 17, 2014
Have used on my Nikon rimfire scope and been really happy with the way it's held up over the last year. I do a lot of shooting in Wyoming and this thing keeps the dust off the glass but can be ready to shoot at a moment's notice.
Read All 164 Reviews