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Weaver Extended Multi Slot Base, 1 Piece, Winchester 70 Short Action, 20MOA - 99478
$26.99 $43.95 Save 39%
Gun Model: Winchester 70 Short Action
Additional Features: 20 MOA
Code: WR-MT-EXTRMG-99478
MPN: 99478
UPC: 076683994783
Weaver Extended Multi Slot Base, Savage Accu Short Action, 20MOA - 99496
$29.89 $43.95 Save 32%
Additional Features: 20 MOA
Gun Model: Savage 110 w/ Accutrigger Short Action
Code: WR-MT-EXTRMG-99496
MPN: 99496
UPC: 076683994967
Weaver Extended Multi Slot Base, Remington 700 Short Action, 20MOA - 99485
$29.89 $43.95 Save 32%
Gun Model: Remington 700 Short Action
Additional Features: 20 MOA
Code: WR-MT-EXTRMG-99485
MPN: 99485
UPC: 076683994851
Weaver Extended Multi Slot Base, Remington 700 Long Action, 20MOA - 99486
$29.89 $43.95 Save 32%
Gun Model: Remington 700 Long Action
Additional Features: 20 MOA
Code: WR-MT-EXTRMG-99486
MPN: 99486
UPC: 076683994868
Weaver Extended Multi Slot Base, Remington 700 Short Action - 99500
$29.89 $43.95 Save 32%
Gun Model: Remington 700 Short Action
Additional Features: 0 MOA
Code: WR-MT-EXTRMG-99500
MPN: 99500
UPC: 076683995001
Weaver Extended Multi Slot Base, Savage Accu Short Action - 99495
$29.89 $43.95 Save 32%
Additional Features: 0 MOA
Gun Model: Savage 110 w/ Accutrigger Short Action
Code: WR-MT-EXTRMG-99495
MPN: 99495
UPC: 076683994950
Weaver Extended Multi Slot Base, Savage Accu Long Action, 20MOA - 99494
$29.89 $43.95 Save 32%
Additional Features: 20 MOA
Gun Model: Savage 110 w/ Accutrigger Long Action
Code: WR-MT-EXTRMG-99494
MPN: 99494
UPC: 076683994943
Weaver Extended Multi Slot Base, Remington 700 Long Action - 99499
$29.89 $43.95 Save 32%
Gun Model: Remington 700 Long Action
Additional Features: 0 MOA
Code: WR-MT-EXTRMG-99499
MPN: 99499
UPC: 076683994998
Weaver Extended Multi Slot Base, Savage Accu Long Action - 99493
$29.89 $43.95 Save 32%
Additional Features: 0 MOA
Gun Model: Savage 110 w/ Accutrigger Long Action
Code: WR-MT-EXTRMG-99493
MPN: 99493
UPC: 076683994936
Weaver Extended Multi Slot Base, 1 Piece, Winchester 70 Long Action, 20MOA - 99479
$29.89 $43.95 Save 32%
Gun Model: Winchester 70 Long Action
Additional Features: 20 MOA
Code: WR-MT-EXTRMG-99479
MPN: 99479
UPC: 076683994790
Weaver Extended Multi Slot Base, 1 Piece, Winchester 70 Short Action - 99484
$29.89 $43.95 Save 32%
Gun Model: Winchester 70 Short Action
Additional Features: 0 MOA
Code: WR-MT-EXTRMG-99484
MPN: 99484
UPC: 076683994844
Weaver Extended Multi Slot Base, 1 Piece, Winchester 70 Long Action - 99483
$29.89 $43.95 Save 32%
Gun Model: Winchester 70 Long Action
Additional Features: 0 MOA
Code: WR-MT-EXTRMG-99483
MPN: 99483
UPC: 076683994837
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As low as $4598 You Save 38%

To find the Weaver Mounts and Bases that fit your firearm, please check out our Weaver Mounts and Bases Chart. Here you can find which Weaver part number fits your firearm's make and model.

Weaver Extended Multi Slot Bases Product Info

The Weaver Extended Multi-Slot Bases allow you to enjoy optical superiority and a wide variety of weapons accessories. These Riflescope Bases from Weaver are individually designed for specific models of firearms to promise the perfect fit every time. The Weaver Extended Multi-Slot Mounting Bases offer an additional 1-inch of forward length for more mounting options. Manufactured from 6061 T6 aluminum with a matter, Type III hard coat anodized finished, the Weaver Extra Long Multi-Slot Bases are strong, reliable bases that can easily fit any Picatinny or Weaver style rings, allowing for a plethora of customization options. Perfect for long or short action weapons, the Weaver Extended Multi-Slot Aluminum Bases are bound to be the ideal base for your firearm.

Features of Weaver Extra Long Multi Slot Bases:

  • Available in either Long Action or Short Action
  • Made of 6061 T6 Aluminum with matte Type III hard coat anodize finish
  • Compatible with Picatinny or Weaver style rings
  • Additional 1" of forward length provides more mounting options
  • 20 MOA of cant version available for extended range optic adjustment

Package Contents:

  • Weaver Extended Multi-Slot Mounting Bases

Weaver Extended Multi Slot Bases Related Products

Weaver Extended Multi Slot Bases Comments

Customer Reviews
Helpful Positive Review Weaver extended rail by D.Ready, November 6, 2014
Works perfect on Remington 700 short action guns. This rail allows you to move scopes to adjust for your right amount of eye relief. I like the how easy it is to mount on the gun as well. Affordable as well.
Helpful Negative Review weaver extended multi slot by Sparky, September 8, 2014
there was a flat of metal across bottom of base so it was impossible to mount on round savage receiver. after waiting for this back order I had to have it milled out so I could mount it on rifle. the way it came you would need a groove cut across you...
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Most Recent Review Weaver 20 MOA Rail for Rem 700 by Sooner1, October 17, 2014
The rail fit perfect on my Rem 721 30-06 rifle.the multiple adjustments to the rail really came in handy to get the proper distance for eye relief when i mounted my Red field 4x12x40 scope.Also ran the Weaver tactical 1" high rings which look good b...
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Most Recent Review Weaver Extended Multi Slot Bases by SuperKawumm, September 14, 2014
The one and only way to mount a riflescope - perfect! Best for long range-shooting and riflescopes with big magnification. It's possible to set a forward-position of the ocular using big/long riflescopes, too - so a good eye-distance is possible.
Most Recent Review Get your Scope's Nose OUT OF THE AIR by Charlie Johnson, August 11, 2014
I have a Marlin XS7 in .308 WIN. The factory rail did not allow my SWFA 10X42 MRAD to center with the bore of the rifle. The Weaver Rail is a MORE ECONOMICAL way to get the Scope Down than any other brand I could find. Optics Planet had the BEST P...
Read More...
Read All 41 Reviews