Set of 4pcs flat hop-up rubbers (50°,60°,70°,80°) for TAC-41 GBB
Set of 4 Silverback Flat-Hop buckings. Designed for the Silverback Tac-41 GBB Hop-Up chamber, but is also compatible with most standard VSR chambers.
Made of transparent silicone for easier installation. 4 pcs in package - hardness 50°, 60°, 70°, 80°.
Silverback Airsoft
Established in 2008 by airsoft addicts and serious wargamers in Hong Kong, their goal is to better serve fellow mates in this unique sport with the most innovative and high quality products that one will require in any airsoft fields situation. Silverback became famous with its unique SRS sniper rifle licensed by Desert Tech.