Put cool things on your mpa defender, like a red dot, or a brace. or a QD Sling.

Its a Love affair between a Poison Sumac & A 10/22 , Uses a Home made or bought, 10/22 barrel , 10/22 bolt, Recoil and trigger assembly. over 1 million different ways to build it. Top Charging YEAH , you Read that right (first of its kind) or Side Charging Receivers, as well as a "MP" Pistol Chassis 3 different length Barrels, 2 different barrel thread options as well as non threaded. the choice is yours and yours alone . Thank you to the 50+ beta testers and of course Theothersig for creating the Sumac in the first place! Join the Discussion / Build Group Ect #rumac22:matrix.org

Its a Poison Sumac, its a Ruger 10/22 , No its a RUMAC. Over a year in the works. Using a 10/22 bolt and Trigger pack, the sky is the limit with over 2 million different ways to build it. Side Cocking Top Cocking Or a machine pistol the choice is yours and yours alone ! Special THANK YOU to Theothersig for Creating and allowing me to remix his Poison Sumac !

Move that sound Forward Includes 3 different "Shrouds" Based off Witt Machines SME. Made for .22LR Barrels Print in PLA+ or Nylon. 2 different thread pitches, Broom Handle Threads or 1/2 x 28