4UAD 4UANTUM Friction Pro High-Performance GBB Bucking Grip Screws 1x CNC Hardened Stainless Steel

1x CNC Hardened Stainless Steel Cylinder Type D (250-300mm)

high-speed motors

High-strength (permanent) thread locking compound

The FPS TPAE Piston Head is engineered for high-efficiency airflow management in AEG setups that demand consistent performance

Made from carbon fiber-reinforced polymer for superior strength and durability

4UAD 4UANTUM Friction Pro High-Performance GBB Bucking Grip Screws 1x CNC Hardened Stainless SteelThe 4UAD 4UANTUM Friction Pro High Performance GBB Bucking is engineered for Gas Blowback (GBB) pistols and rifles, offering exceptional hop up consistency and enhanced BB stabilization. Made with premium grade silicone material, this bucking delivers reliable hop up performance, helping improve range, accuracy, and groupings even under rapid fire conditions. The Friction Pro design provides increased friction contact with the BB for superior spin and