Modify VSR10/GBB Sora R-Hop Mound Bucking 60°

This Bucking is made out of 1st Class Aircraft Rubber
This is a high GRADE Hop Up Bucking which is really Accurate.

• For GBB / VSR-10
• Special Airtight Design
• No mound
• High Tensile Strength
• Excellent Cold-Resistance
• High Abrasion Resistance

**Need to be used with the R-HOP patch**
*R Hop ready, mound free and smooth internal bucking surface makes away with the hassle of bucking modification for R Hop patch use.
*Compatible with most of the markets leading R Hop products.
*No R Hop mound or separate patch included with bucking.