Product name: bicycle Handlebar stem, seat  tube

Specifications: Front extension 80*25.4mm
(with handlebar hole) vertical rod 22.2*300MM and vertical rod 25.4*300MM

Color: silver and black

Material: Aluminum Alloy (Head) +Steel (Body)

Weight: 80*25.4*22.2*300 Silver color 528 g,

80*25.4*22.2*300 black 532 g, 80*25.4*25.4*300 Silver color 564g.

Package: 1pc bike Handlebar stem