Currently out of stock across all retailers.
Key Feature Compatible with a diverse range of bucking styles, this kit is tailor-made for precision in R-Hop and Flat-Hop configurations. Its cutting-edge trolley system flawlessly delivers downward pressure on the BB, ensuring uniform distribution and heightened accuracy across extended shooting distances. Elevate your performance with this unparalleled solution, setting a new benchmark for consistency and long-range marksmanship in the realm of airsoft weaponry. Why TDC (Top-Down-Center)? Implementing a top-down-center approach is a coveted feature in airsoft circles, optimizing the BB's contact friction to enhance performance. While third-party chambers can facilitate this, they often introduce risks like double feeding, misfires, and air compression irregularities. Hence, our solution focuses on upgrading the original hop-up chamber, meticulously crafted for KWA QRF MOD Series replicas. This bespoke enhancement ensures a seamless transition, mitigating potential operational pitfalls and preserving the integrity of your airsoft experience. M-Nub After rigorous testing to evaluate firmness, resilience, and shape retention under extreme conditions, we have identified the ultimate M-nub variant that excels in all aspects. Each kit contains two meticulously selected M-nubs, strategically spanning the hop-up window's length to optimize contact with both the bucking and BB. This meticulous design guarantees unparalleled hop stability, ensuring a smooth acceleration trajectory as the BB traverses the hop mound/arch. Elevate your airsoft performance with this precision-engineered solution, engineered to enhance consistency and accuracy in every shot. Gun Modification Seamlessly enhancing your QRF MOD1, this upgrade is designed for easy installation without necessitating modifications to existing components. While it seamlessly integrates with the MOD1 model, other variants utilizing the same rotary chamber may entail minor adjustments to the outer barrel for compatibili