1 20'' BMX mountain bike 2 excellence performance 3 steel material, shimano gear 4 best-selling ,fashion 5 pass CE,ISO9001 FRAME26” x 18” Frame Head tube 140x34x1.2t,Argon arc welding top 625x50.8x1.2t,seat tube500x28.6x1.2t, Chain stay 460x19x1.2t,f/r 160 type big disc brake plate , The rear stay space 135mmPaintingSteelFORKSuspension spring type with brake bracket Fork tube outer diameter * ...