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The hydraulic shock absorber (Buffer) is specially designed for all PCC rifles that operate on the principle of unlocked bolt. In combination with the right spring, it enables the elimination of unpleasant recoil that most PCC AR rifles are known to have.
High Quality Spare PCC AR Platform Firing pin spring RC-tech
YELLOW Carbine Spring recommended for most Standard Applications min 115 Power Factor up to 145 Power Factor.
A Combination of MBX Buffer Tuning/Rebuild Kit and MBX Adjustable 5 Piece Short Stroke Kit for the Ultimate in Performance Preference.
A 5 piece Delron stroker kit consisting of a long and medium main contact shim & stack shims .100-.200-.300 to allow multiple combinations of stroke length allowing you to tune your preference in trigger load and cycle speed. For 9mm AR