4UAD 4UANTUM FRICTION PRO HIGH-PERFORMANCE GBB BUCKING

– Designed for GBB (Gas Blowback) pistols and rifles
– Offers superior hop-up stability and consistent BB spin for better range and accuracy
– Made from high-quality silicone for excellent elasticity and durability
– Performs reliably under high RPS (rate of fire) and intense game scenarios
– Suitable for a wide range of BB weights
– Ideal for competitive play and high-performance GBB builds

Specifications:

• Material: Premium-Grade Silicone
• Compatibility: Most GBB hop-up chambers (verify fitment with your specific model)
• Brand: 4UAD SmartAirsoft
• Origin: Made in Taiwan