The Reaps bucking enhances your accuracy and range by providing a larger contact surface between the bb and the rubber bucking. The REAPS bucking is designed and tested to provide optimized performance when used with Airsoft guns shooting under 400 FPS with 0.28g~0.30g bbs.

Compatibility: For WE-Tech Open Bolt Airsoft GBB Rifles
For Optimized Performance this bucking works best with 0.28g ~ 0.30g 

Features: 

• Enhance maximum range.
• Enhance accuracy.
• Enhance performance.
• Increased rubber bucking and B contact area.