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

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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