Venom-SE 10 Rnd Box Kit - Mossberg 500/88

Compatibility Chart

Venom Kit Compatibility Chart

Finding the Correct Venom Kit for your Mossberg Shotgun

Venom Kits are available for either 590 series or 500 & 88 Mossberg 12 gauge pump shotguns configured with 5/6 shot magazine tubes and 18.5" barrels. A quick way to identify your Mossberg model is by the shotgun's magazine tube cap (shown in the following image).

The guide below lists specific models that are compatible with Venom Kits, those that will require modification, and those models that are incompatible. Please contact Customer Service at 208-442-8000 or contact us via email with specific questions about your shotgun model.

Compatible Mossberg Shotguns 

Venom Kits are compatible with Mossberg 12 gauge pump shotguns configured with 5/6 shot magazine tubes and 18.5" barrels.

500 / 88

50599 500 - Center Mass Laser
50440 500 Cruiser 6-Shot
50427 500 Magpul Exclusives, 6-Shot 18.5" Barrel
50273 500 Mariner
50411 500 Persuader 6-Shot
51523 500 SPX 6-Shot
50278 500 Tactical 6-Shot, Marinecote
50420 500 Tactical 6-Shot
52133 500 Thunder Ranch 6-Shot, 18.5" Breacher
52135 500 Watchdog (TALO)
31023 88 Special Purpose, 18.5" Barrel
51340 JIC Cruiser
52340 JIC Mariner
57341 JIC Patriot

590

54123 500 - Blackwater Series
54125 500 Tactical Cruiser 6-Shot w/Breacher
51660 590A1 - 6-Shot, 18.5" Barrel
52682 590A1 - Shell Storage Stock 6-Shot, 18.5" Barrel
51414 590A1 (LPA™ Trigger)
53690 590A1 Adjustable Stock 6-Shot, 18.5" Barrel
51520 590A1 Compact Stock
51417 590A1 Magpul Exclusives 6-Shot, 18.5" Barrel
51273 590A1 Mariner

Compatible with Modifications

These models are compatible if select components are removed or modified.

Sidewinder Venom Kits are compatible with Mossberg FLEX shotguns but the included kit forend will replace the factory FLEX forend. The Sidewinder Venom Kit forend does not have FLEX features. FLEX rear stock components are not compatible with the Adaptive EX Stock included in all Sidewinder Venom SE Kits.

500 / 88

Tri-Rail Forend, Handle and Tactical Light Forend must be removed to install Sidewinder Venom Kit.
50599 500 Center Mass Laser, 6 Shot, 18.5" Barrel
50600 500 Cruiser w/Center Mass Laser, 6 Shot, 18.5" Barrel
50460 500 Chainsaw Handle
54125 500 Cruiser, 6-Shot w/Heat Shield
50591 500 Road Blocker
55605 500 Rolling Thunder
50412 500 Tactical Tri-Rail, 6 Shot, 18.5" Barrel
50673 500 FLEX™ - Tactical 6-Shot w/ Breacher
57340 JIC FLEX™

590

Laser, Tri-Rail Forend and Chainsaw Handle must be removed to install Sidewinder Venom Kit. Heat Shields may require modification.
50461 500 Chainsaw ZMB Series™
54129 500 Cruiser Tactical Light Forend
51415 590A1 Tactical Light Forend

Compatible with Purchase of 18.5" Barrel

These models are compatible if the factory 20” barrel is replaced with an 18.5” barrel.

500 / 88

50599 500 Center Mass Laser, 8 Shot, 20" Barrel
50600 500 Cruiser w/Center Mass Laser, 8 Shot, 20" Barrel
52260 500 Duck Commander - Signature (TALO)
52281 500 Duck Commander
56420 500 All Purpose
52132 500 Bantam™ All Purpose 12 Gauge
50461 500 Chainsaw ZMB Series, 8-Shot, 20" Barrel
52366 500 Combo (LPA™ Trigger)
54243 500 Combo Standard Trigger
50580 500 Cruiser, 8-Shot
50427 500 MagPul Exclusives, 8-Shot 20" Barrel
50577 500 Persuader, 8-Shot
55244 500 Slugster© (LPA Trigger)
54232 500 Slugster© (Standard Trigger)
50421 500 Tactical Tri-Rail, 8-Shot, 20" Barrel
55116 500 Turkey (LPA™ Trigger)
55116 500 Turkey (Standard Trigger)
55216 500 Turkey THUG
55128 500 Waterfowl
56340 JIC 8-Shot
32200 88 All Purpose
31017 88 Slug
31023 88 Special Purpose, 20" Barrel

590

50669 590 Magpul Exclusive
50645 590 Special Purpose 9-Shot
50771 590 SPX
50646 590 Tactical Light Forend
50772 590 Tactical Tri-Rail
51660 590A1 - 9-Shot, 20" Barrel
52682 590A1 - Shell Storage Stock 9-Shot, 20" Barrel
53690 590A1 Adjustable Stock 9-Shot, 20" Barrel
51772 590A1 Blackwater Series
51417 590A1 Magpul Exclusives 9-Shot, 20" Barrel
50771 590A1 SPX
53693 590A1 Tactical Tri-Rail
50676 590A1 US Service Model

Not Compatible

500 / 88

54188 500 Bantam Combo
All 500 Special Purpose 20 Gauge
54210 500 Super Bantam™ All Purpose
54145 500 Super Bantam™ Combo
54211 500 Super Bantam™ Duck Commander
58253 500 Super Bantam™ Slugster
54253 500 Super Bantam™ Turkey
50496 510 Mini™ - Muddy Girl
54318 FLEX™ 20 Gauge
54319 FLEX™ 20 Gauge
32202 Maverick 88 All Purpose - Youth
50495 510 Mini™ Turkey THUGS™
57110 505 Youth™ All Purpose
50490 510 Mini™ All Purpose
50455 500 Cruiser, 6-Shot, .410 Bore
50359 500 HS410
50363 500 HS410
51672 FLEX™ 590 Tactical
55121 FLEX™ 500 - All Purpose
50130 FLEX™ 500 - Duck Commander
55122 FLEX™ 500 - Hunting
50673 FLEX™ 500 - Tactical 8-Shot, 20" Barrel
All 535 Models
All 835 Models
All 835 Ulti-Mag Models
All 500L - Left-Handed Models

590

51672 590 FLEX Tactical 9-Shot
50774, 50775, 50776, 50777 590A1 – 7 Shot
50771, 590A1 SPX – 9-Shot
50676 590A1 US Service Model – 9-Shot
51771 590A1 – XS Sights – 9-Shot
53693 590A1 – Tactical Tri-Rail Adjustable
51660,51663, 51668 590A1 – 9 -Shot

Shotgun Magazine Conversion Kit With 10 Rnd. Box Mag, Wraptor Forend and Ex Performance M4 Style Stock





The Venom-SE 10 Rnd Box Kit delivers faster cycle times, greater shell capacity and lightning fast reloads to your Mossberg 12 gauge, transforming your shotgun into a Sidewinder Venom mag-fed tactical shotgun system. Designed for owner installation, easy loading, and guaranteed reliability, the Venom-SE 10 Rnd Box Kit offers the ultimate in performance for defense, range, or competition shooting.

This kit features the elite Wraptor forend. Specifically developed for use with pump action shotguns, the Wraptor forend integrates three picatinny rails for mounting multiple accessories, an integrated/patented heat shield with threaded inserts for mounting an optional kelly grip, and a patented 'sight tunnel' which allows the operator to rapidly locate the sights and acquire targets.

The EX Performance Adjustable M4-style stock with pistol grip features an easy-to-reach rapid adjust lever for custom length-of-pull for proper fit and improved performance. Includes integrated QD swivel attachment and molded in non-rust standard sling swivel attachment. Durable polymer construction with non-slip vented rubber recoil pad, oversized extra strength adjustment pin, and sleek industrial design.

Kits are available for either 590 series or 500 & 88** Mossberg 12 gauge pump shotguns configured with 5/6 shot magazine tubes and 18.5" barrels. See our shotgun compatibility guide to confirm your specific model.

Complete shotgun magazine conversion kit for at home installation includes 10 rnd. box magazine, Wraptor forend with action bars, magazine tube, barrel clamp, forend grip, M4 style stock, emery cloth and installation guide.

Additional 10 round rotary, 10 round box and 5 round box magazines are available for sale separately. Venom Kit Installation Services are also available by our assembly technicians.

Note: Installation of the Sidewinder Venom Kit on Mossberg 590s with the 20” barrel and 9 shot tube configuration requires the purchase of the 590 Adapter and the Standard 500/88 Sidewinder Kit.  

  • Designed for owner installation
  • Rapid reloads and increased ammunition capacity
  • Improved firearm versatility and performance
  • Durable polymer and alloy construction
  • Guaranteed reliable feeding
  • 10 round Box magazine
  • Elite Wraptor Forend with 3 rails, heat shield and sight tunnel
  • Adjustable EX Performance M4-style stock with pistol grip features custom length-of-pull for proper fit and improved performance
  • Available in Black, DCS A-TACS®, MultiCam and Tiger Stripe - Desert Digital, Kryptek Highlander
  • Compatible with 12 gauge - 2.75" ammunition
  • Ambidextrous design
  • Made in the U.S.A.
* Prices are for the conversion kit only. Fully pre-configured Sidewinder Venom magazine-fed systems are available through licensed firearm dealers.
** 500A Cruiser Shotguns with the 5/6 shot exposed thread magazine tube and heavy duty end cap require ordering of the "590" version of the Sidewinder Venom Kit.
*** Sidewinder Venom Kits are not compatible with Single Action Bar Maverick 88 Shotguns, or with Mossberg 500L (Left-Handed) Shotguns. See compatibility guide for details.
Note! Camo pattern may vary slightly in appearance; images are for representation only, actual product may vary.
Note! US Restrictions: Adaptive is unable to ship 10 Rnd Kits and Magazines to the state of Colorado. We recommend the purchase of 5 Rnd Kits and Magazines as an alternative.
International shipping: Adaptive does not ship internationally at this time.




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