SILVEROCK

Tipes:NEW LOGO, and with RAINBOW color bolts Brand: SILVEROCK Dual size Size: 27.2/31.8mm or ,31.8/34.9mm, 31.8mm / 37.3mm( GINEYEA) for carbon frame, and also fit for alloy frame, kid balance bike. Weight: 35g(31.8/34.9mm) , 34g(27.2/31.8mm), 40g( 31.8mm / 37.3mm) Toque: 5 NM Material: AL6061, SILVEROCK is new ,,GINEYEA( size 31.8/37.3mm), is Forged . Color: black red