Tokyo Marui Full-auto Tracer Unit (New Version) GBB Hopup and Units Bearings will reduce friction but

Bearings will reduce friction but they will fail under stress

Design for M1911A1 Series Airsoft Gas Blow Back GBB Pistol

The upgraded spring guide

007mm whereas their SUS304 barrels are made to +-0

Greengas m4 mag for WE M4 GBBR platform

Tokyo Marui Full-auto Tracer Unit (New Version) GBB Hopup and Units Bearings will reduce friction butFeatures: Batteries last up to 16,800 rounds Can sustain tracer function up to 20 RPS Power saving standby mode Automatic power off Low battery indicator Uses 4x AAA batteries (sold separately) Color: Black Diameter: 37mm Length: 156mm Threads: 14mm CCW Batteries: 4x AAA's (sold separately) Material: Aluminum Manufacturer: Tokyo Marui