+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel FRMN1220BLK Finish: Matte Black, Gun Make: Citadel,

Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel
Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel
1 of 1 images
Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel

Tap Tap to Zoom

Questions & Answers

Product Info for Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel

The Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel was developed to be the best product for anyone needing an exceptional option..image

Formulated by using several of the very most heavy duty and long lasting substances available, these Shop by Firearm Model by Citadel will present you with an item which gives you numerous years of reliability.

Citadel has been generating superior quality products for a very long time, and the Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel is their particular means of revealing exactly how much they care.

Here at OpticsPlanet, we ensure that it is our obligation to receive the perfect product for all of your specifications, and featuring the Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel is one thing that we are pleased to offer.

Specifications for Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel:

Manufacturer: Citadel
Finish: Matte Black
Gun Make: Citadel
Gun Model: Citadel Mariner
Gun Type: Shotgun
Gauge: 12
Barrel Length: 18.5 in
Action Type: Pump Action
Safety Type: Crossbolt
Shotgun Chamber Length: 3 in
Magazine Capacity: 4 Round
Magazine Included: No
Stock Type: Fixed Stock
Stock/Brace Material: Synthetic
Weight: 6.9 lb
Overall Length: 39 in
Stock Color: Black
Internal Choke Tubes: Yes
Drilled And Tapped: Yes
Firearm Receiver Color: Black
Firearm Frame Material: Steel
Gun Rail: Picatinny
Material: Synthetic

Package Contents:

  • Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel

What firearm models does the manufacturer say Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel is compatible with?

The manufacturer says that Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel is compatible with Citadel Mariner

Firearm Case

1–30 / 30
Previous
Best Rated
Negrini O/U Deluxe Sporter Shotgun Case, Navy/Tobacco Leather/Navy Interior, 1654LX/5166
Negrini O/U Deluxe Sporter Shotgun Case, Navy/Tobacco Leather/Navy Interior, 1654LX/5166
(5)
$519.00
Blazin' Deal
Kryptek Centurion Shotgun Case
Kryptek Centurion Shotgun Case
As Low As
$64.49
See all 3 models
Voodoo Tactical Double Sided Deluxe Padded Weapons Case, 42in, Black, 42in, 15-7618001000
Voodoo Tactical Double Sided Deluxe Padded Weapons Case, 42in, Black, 42in, 15-7618001000
List: $299.95 (Save 15%)
$254.95
Clearance
Browning Lona Fit Hard Gun Case
Browning Lona Fit Hard Gun Case
(3)
As Low As (Save Up to 38%)
$259.99
See all 3 models
Negrini OU Deluxe Skeet Two Barrel Shotgun Case + Tube Set, Navy/Tobacco Leather/Navy Interior, 1652LX-TUBE/5212
Negrini OU Deluxe Skeet Two Barrel Shotgun Case + Tube Set, Navy/Tobacco Leather/Navy Interior, 1652LX-TUBE/5212
$599.00
Blazin' Deal
Browning Neoprene Shotgun Cover
Browning Neoprene Shotgun Cover
(1)
As Low As (Save Up to 45%)
$18.24
See all 2 models
Free 2 Day Shipping
Beretta Uniform EVO Pro Take Down Case, 32in BBL, Blue, FO501T1932054VUNI
Beretta Uniform EVO Pro Take Down Case, 32in BBL, Blue, FO501T1932054VUNI
$99.00
Best Rated
Browning Encino II Hard Gun Case, 33.875x8.75x3.5in
Browning Encino II Hard Gun Case, 33.875x8.75x3.5in
(20)
As Low As (Save Up to 25%)
$238.49
See all 3 models
Negrini OU Skeet Single Shotgun Case + Tube Set, Black/Bordeaux, 1659LR-TUBE/5160
Negrini OU Skeet Single Shotgun Case + Tube Set, Black/Bordeaux, 1659LR-TUBE/5160
List: $539.00 (Save $10.00)
$529.00
Best Rated
Browning Lona O/U Takedown Soft Gun Case
Browning Lona O/U Takedown Soft Gun Case
(6)
As Low As (Save Up to 15%)
$109.99
See all 2 models
Browning Flex-Laredo 48in Rifle Case, Laredo, 1415048448
Browning Flex-Laredo 48in Rifle Case, Laredo, 1415048448
List: $159.99 (Save 25%)
$119.79
35% Bonus Bucks
SKB Cases iSeries 3614 Double Custom Breakdown Shotgun Case, Black, 39 3/4 x 17 3/4 x 7 1/2 3i-3614-CBD
SKB Cases iSeries 3614 Double Custom Breakdown Shotgun Case, Black, 39 3/4 x 17 3/4 x 7 1/2 3i-3614-CBD
(1)
$399.99
Voodoo Tactical 42in Padded Weapons Case w/Die Cut MOLLE
Voodoo Tactical 42in Padded Weapons Case w/Die Cut MOLLE
(3)
As Low As (Save 15%)
$157.95
See all 9 models
Browning BG Buck Mark Logo Shotgun Gun Case w/Sling, 52in, Black/Gold, 1419559902
Browning BG Buck Mark Logo Shotgun Gun Case w/Sling, 52in, Black/Gold, 1419559902
(2)
List: $69.99 (Save 18%)
$57.59
Negrini OU, SXS, Semi-Auto Universal Hybrid Double Wall Shotgun Case w/Chokes, 37in
Negrini OU, SXS, Semi-Auto Universal Hybrid Double Wall Shotgun Case w/Chokes, 37in
List: $260.00 (Save Up to 11%)
$240.00
See all 2 models
Negrini Economy OU High Rib Trap/Sporting Shotgun Case, Blue/Blue, L37.5in x H10.5in x D3.75in, 1657R/5552
Negrini Economy OU High Rib Trap/Sporting Shotgun Case, Blue/Blue, L37.5in x H10.5in x D3.75in, 1657R/5552
List: $399.00 (Save $10.00)
$389.00
Best Rated
DeSantis Kurz Shotgun Case
DeSantis Kurz Shotgun Case
(6)
As Low As (Save Up to 26%)
$118.99
See all 2 models
On Sale
Voodoo Tactical Deluxe Padded Weapons Case, 36in, OD Green, 36in, 15-0055004000
Voodoo Tactical Deluxe Padded Weapons Case, 36in, OD Green, 36in, 15-0055004000
(6)
List: $179.95 (Save 32%)
$121.99
Browning Madera Fit Hard Gun Case, 1428386
Browning Madera Fit Hard Gun Case, 1428386
(9)
List: $299.99 (Save 28%)
$217.49
Boyt Harness Shotgun Case
Boyt Harness Shotgun Case
(3)
List: $216.00 (Save 12%)
$189.99
See all 2 models
Best Rated
Plano Special Edition Double Rifle/Shotgun Case
Plano Special Edition Double Rifle/Shotgun Case
(10)
As Low As (Save Up to 28%)
$68.39
See all 2 models
Best Rated
Pelican VAULT V700 Case, Takedown Firearms, 39.61in, Black, VCV700-0000-BLK
Pelican VAULT V700 Case, Takedown Firearms, 39.61in, Black, VCV700-0000-BLK
(12)
List: $210.99 (Save 19%)
$169.95
On Sale
Boyt Harness Skeet Tube Set Case
Boyt Harness Skeet Tube Set Case
(13)
As Low As (Save Up to 27%)
$116.99
See all 2 models
Best Rated
Voodoo Tactical Single Weapons Case, 37in, Coyote, 37in, 15-0170007000
Voodoo Tactical Single Weapons Case, 37in, Coyote, 37in, 15-0170007000
(5)
List: $72.95 (Save 31%)
$49.99
Avian X Standard Floating 53in Shotgun Case
Avian X Standard Floating 53in Shotgun Case
List: $69.99 (Save $5.00)
$64.99
See all 2 models
Negrini O/U Sporter Shotgun Case, Navy/Navy, L34.7in x H10.5in x D3.4in, 1654LR/5165
Negrini O/U Sporter Shotgun Case, Navy/Navy, L34.7in x H10.5in x D3.4in, 1654LR/5165
(3)
List: $485.00 (Save $16.00)
$469.00
Beretta Hard Canvas Case for Standard Beretta Shotguns
Beretta Hard Canvas Case for Standard Beretta Shotguns
(9)
As Low As
$299.00
See all 2 models
Best Rated
Browning Over/Under Fitted Shotgun Case
Browning Over/Under Fitted Shotgun Case
(62)
As Low As (Save Up to 34%)
$225.99
See all 2 models
Browning Flex Factor Shotgun 53in Case, Black, 1411089952
Browning Flex Factor Shotgun 53in Case, Black, 1411089952
List: $49.99 (Save 17%)
$41.39
Negrini OU, SXS Hybrid Double Wall Shotgun Case For 2 Barrel Combos w/Chokes, 37in
Negrini OU, SXS Hybrid Double Wall Shotgun Case For 2 Barrel Combos w/Chokes, 37in
$250.00
See all 2 models
Next

Related Products to Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel

Image of Geissele Super 42 Braided Wire Buffer Spring And Buffer Combo, H2 made-in-usa-flag 2 models Geissele Super 42 Braided Wire Buffer Spring And Buffer Combo, H2 (238) As Low As (Save Up to 12%) $114.00 13% Coupon
Image of PMC Ammunition X-TAC 5.56x45mm NATO 55 Grain Full Metal Jacket (FMJ) Brass Cased Centerfire Rifle Ammunition PMC Ammunition X-TAC 5.56x45mm NATO 55 Grain Full Metal Jacket (FMJ) Brass Cased Centerfire Rifle Ammunition, 20, FMJBT (69) List: $15.99 (Save 36%) $10.16 $0.51/Round On Sale
Image of PMC Ammunition X-TAC Light Armor Piercing 5.56x45mm NATO 62 Grain Brass Cased Centerfire Rifle Ammunition 2 models PMC Ammunition X-TAC Light Armor Piercing 5.56x45mm NATO 62 Grain Brass Cased Centerfire Rifle Ammunition (117) As Low As (Save Up to 31%) $10.29 $0.51/Round On Sale
Image of TRYBE Defense Standard Handguard Barrel Nut TRYBE Defense Standard Handguard Barrel Nut (33) List: $18.99 (Save 98%) $0.44 Blazin' Deal
Image of Vortex Crossfire HD 1400 5x21mm Laser Rangefinder 2 models Vortex Crossfire HD 1400 5x21mm Laser Rangefinder (36) As Low As (Save Up to 39%) $179.49 Best Rated
Image of Vortex Triumph HD 3-9x40mm 1 inch Tube Rifle Scope, Second Focal Plane 2 models Vortex Triumph HD 3-9x40mm 1 inch Tube Rifle Scope, Second Focal Plane (75) As Low As (Save Up to 40%) $89.79 Best Rated
Image of Vortex OPMOD Diamondback Tactical 6-24x50mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) 3 models Vortex OPMOD Diamondback Tactical 6-24x50mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) (262) As Low As (Save Up to 55%) $294.42 Blazin' Deal
Image of Vortex OPMOD Diamondback Tactical 4-16x44mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) 4 models Vortex OPMOD Diamondback Tactical 4-16x44mm Rifle Scope, 30mm Tube, First Focal Plane (FFP) (180) As Low As (Save Up to 54%) $267.89 Blazin' Deal
Image of Streamlight TLR-7 HL-X 1913 Sub USB Multi-Fuel High-Lumen Rail-Mounted Light Streamlight TLR-7 HL-X 1913 Sub USB Multi-Fuel High-Lumen Rail-Mounted Light (79) List: $330.40 (Save 46%) $179.49 Best Rated
Image of Vortex Sport Cantilever 30mm Rifle Scope Ring Mount Vortex Sport Cantilever 30mm Rifle Scope Ring Mount (284) List: $179.99 (Save 61%) $69.99 Blazin' Deal
Image of Vortex OPMOD Sport Cantilever Riflescope 2in Offset Mount, 30mm Vortex OPMOD Sport Cantilever Riflescope 2in Offset Mount, 30mm (141) List: $179.99 (Save 53%) $84.99 Blazin' Deal
Image of DFCO Kung Fu Grip Plug DFCO Kung Fu Grip Plug (26) List: $12.00 $11.99 13% Coupon
Image of Radian Weapons Glock 43X 9mm RAMJET Barrel w/ AFTERBURNER Compensator 5 models Radian Weapons Glock 43X 9mm RAMJET Barrel w/ AFTERBURNER Compensator (43) As Low As (Save Up to 25%) $389.95 Best Rated
Image of Vortex Sport Cantilever Mount 4 models Vortex Sport Cantilever Mount (33) As Low As (Save Up to 56%) $79.99 Blazin' Deal
Image of Magpul Industries PMAG GEN M3 AR-15 .300 Blackout 30 Round Rifle Magazine 5 models Magpul Industries PMAG GEN M3 AR-15 .300 Blackout 30 Round Rifle Magazine (42) As Low As (Save Up to 12%) $15.75 Best Rated
Image of Strike Industries Polymer FSA Picatinny Folding Stabilizing Brace Strike Industries Polymer FSA Picatinny Folding Stabilizing Brace (21) List: $99.95 (Save 10%) $89.95 Best Rated
Image of Vortex Diamondback Tactical 6-24x50mm 30mm Tube First Focal Plane Rifle Scope 5 models Vortex Diamondback Tactical 6-24x50mm 30mm Tube First Focal Plane Rifle Scope (194) As Low As (Save Up to 55%) $294.42 Blazin' Deal
Image of DFCO Tiger Claw Fore M-Lok Grip 10 Degree with Grip Plug Kit DFCO Tiger Claw Fore M-Lok Grip 10 Degree with Grip Plug Kit List: $32.00 (Save 15%) $27.35
Image of Viridian Weapon Technologies S&W Bodyguard 2.0 RFX-1 Custom 1x16mm Reflex Red Dot Sight Viridian Weapon Technologies S&W Bodyguard 2.0 RFX-1 Custom 1x16mm Reflex Red Dot Sight (34) List: $229.00 (Save 13%) $199.00 Best Rated
Image of DFCO Kung Fu Grip, Black 13 models DFCO Kung Fu Grip, Black (147) As Low As (Save Up to 15%) $19.99 13% Coupon
Image of Breek Arms AR-15 Warhammer Mod2 Ambidextrous Charging Handle made-in-usa-flag 4 models Breek Arms AR-15 Warhammer Mod2 Ambidextrous Charging Handle (583) List: $54.95 (Save $5.00) $49.95 13% Coupon
Image of Superlative Arms Adjustable Bleed Off Gas Block 16 models Superlative Arms Adjustable Bleed Off Gas Block (314) List: $99.99 (Save 10%) $89.99 13% Coupon
Image of Vortex OPMOD High Country II Tripod Vortex OPMOD High Country II Tripod (12) List: $299.99 (Save 48%) $155.99 Blazin' Deal
Image of Freedom Munitions HUSH Subsonic 9mm Luger 147 Grain Round Nose Brass Pistol Ammunition Freedom Munitions HUSH Subsonic 9mm Luger 147 Grain Round Nose Brass Pistol Ammunition, 50, RN (3) List: $24.19 (Save 17%) $19.99 $0.40/Round

Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel Unavailable & Discontinued Models

List of Unorderable Models

  • Citadel Mariner Pump Picatinny Rail Pump Action Shotgun, 12 Gauge, 18.5 inch Barrel, Synthetic Black Stock, FRMN1220BLK , MPN: FRMN1220BLK , UPC: 682146899597 , Code: W34-FS2-ZRN217-FRMN1220BLK
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-10-10 UTC.