2026 Diamond Hop Up Rubber 70° for VSR & GBB

Price: $20.99 — In stock at 1 retailer.

New color line series. Addition of a slimmed down black air-seal ring for better efficiency. Flat contact patch design for more easy to align/level the hop up. Range variant "Diamond" - Dual end point with W-shaped pressure pad design. Added the cutting mark on the positioning lug for M4/AR15 GBB upgrade hop chamber. Multiple hardness options available for various muzzle velocities: 50°~75°