Novritsch SSG11 Piston Weights Gas Pistols SIG AIR Proforce P320 M17

SIG AIR Proforce P320 M17 Gas Airsoft Pistols

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High Impact Fiber-Reinforced Polymer Construction

Novritsch SSG11 Piston Weights Gas Pistols SIG AIR Proforce P320 M17Threaded piston weights designed for the SSG11 piston. The different weights allow for incremental tuning of your rifle. A heavier piston accelerates more slowly and therefore accelerates the heavier BBs more consistently until they reach the end of the inner barrel. Ideally, the piston hits the cylinder head just when the BB leaves the barrel. Additionally, a heavier piston lowers the pitch of the shooting sound, allowing the player to stay