High precision SRC Hop Up Upgrade Parts
-- Improved Hop-Up Bucking
-- Material: 70¢X Silica Gel Hardness Rubber
-- Suitable for SP120-160 Spring
High precision SRC Hop Up Upgrade Parts
-- Improved Hop-Up Bucking
-- Material: 70¢X Silica Gel Hardness Rubber
-- Suitable for SP120-160 Spring