T8 Steel Hop-Up Chamber Set for Tokyo Marui MWS

• Designed for the original Tokyo Marui MWS System
• Perfect for upgrading your stock unit to provide better accuracy
• Double o-rings provide a better air seal
• 60 degree bucking is ideal for colder temperatures
• 70 degree bucking is flexibly ideal for all other temperatures

Bucking Hardness vs FPS Optimization chart

• 50 Degree: 250~350 FPS / 0.20g bb
• 60 Degree: 250~420 FPS / 0.20~0.25g bb
• 70 Degree: 380~490 FPS / 0.23~0.30g bb
• 80 Degree: 480~630 FPS / 0.25~0.40g bb