| Caliber | .300 BLK, 5.56mm, .22 ARC, .338 ARC, 5.7x28mm, 6.5 Grendel, 6mm ARC |
Expected to ship within 15-30 business days. AR Parts Notice - State/local restrictions may apply in CT, DC, IL, MA, NJ, NY, or WA. Customers must review our Shipping Policy prior to ordering.
Bumper, DISSENT, Mk4
Replacement recoil bumper for 5.7x28mm and all Mk4 direct impingement DISSENT bolt carrier groups.