The Only modification Needed is the rib needs to be machined so the 35 caliber case necks don't bunch together and they still work with the 6.8 SPC. I can
do these for you or you can do them yourself.
5 and 10 Rounds magazines for this Cartridge as it was designed for hunting purposes. 15 Round mags can be made if needed.
Custom Barrel lengths , Contours.
Carbine or Mid-Length gas systems. Target Crown or Threaded Muzzle. 416R Stainless Steel Bead Blasted Matte Finish or Cerakote.
Chrome Moly Finished with Cerakote is also Available.
All Barrels are made to Order.
No Need for rare or hard to find Barrel Extensions or Bolts that you can only source from one supplier. The 358 MGP uses standard AR15 barrel Extension , 6.8 SPC Bolt. Standard Buffer , ETC.
Custom Die Set made by Hornady