Pay in 4 interest-free payments of $22.00 Learn more
Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Material: 6000 Series Aluminum
mil-spec adjustable flap envelope
providing essential thermal protection during high-risk operations
internal o-rings create heavy surface friction against high-tension magazine springs
accommodating extended arm reach for faster target indexing and muzzle control
Hop Up Rubber: The Ultimate Air-Seal and Accuracy Solution for GBBs EPM Replacement Parts Material: 6000 Series AluminumEngineered by Veterans. Optimized for GBB Gas Efficiency. The MEC Hop Up Rubber is designed by airsoft industry veterans to eliminate the common performance bottlenecks in GBB (Gas Blowback) systems. Featuring a narrowed entrance diameter and enhanced coverage for the barrels open cut area, this rubber provides a vastly improved air seal, ensuring maximum gas efficiency and FPS consistency. Key Features & Technical Benefits: Superior Air Sealing: The
US$ 67.99
US$ 31.99
US$ 20.00