KAK INDUSTRY K-SPEC Enh AR-15 Buffer/Spring Kit Mil 5.5oz ODG

ANGSTADT ARMS Hydraulic Buffer Kit Heavy Damping Black

Armaspec SRS Gen 4 Buffer-H Kit, Black - Heavy-Duty Buffer for Improved Recoil Control - ARM263-H

KAW VALLEY PRECISION Stainless Steel Heavy Tungsten Buffer - 10 oz

Armaspec SRS Gen 4 Buffer-9 Kit, Black - Advanced Buffer Technology - ARM263-9

Armaspec SMB Gen 3 Buffer-H Kit, Black - Heavy-Duty Buffer Kit for Enhanced Recoil Management - ARM268-H

Armaspec SRS Gen 4 Buffer-H3 Kit, Black - Superior Buffer Technology for Maximum Recoil Reduction - ARM263-H3

Armaspec SMB Gen 3 Buffer-H2 Kit, Black - Superior Recoil Control with Advanced Buffer Technology - ARM268-H2