PRO ARMS CNC Lightweight Bolt Set for MARUI SAIGA-12K / SBS GBB

Precision-engineered CNC lightweight bolt set designed specifically for Tokyo Marui SAIGA-12K and SBS gas blowback shotguns. This component reduces reciprocating mass for faster cycling and improved rate of fire while maintaining reliability. The lightweight construction minimizes wear on internal components and enhances overall performance consistency. Direct fit installation with no modifications required. Ideal for competitive players and enthusiasts seeking to optimize their GBB shotgun's efficiency and responsiveness.