Mountain Bike Seatpost Aluminum Alloy 27.2mm / 30.9mm / 31.6mm Bicycle Seat Tube Shock Absorber Bike Seatpost Saddle Pole

Product name: bicycle seat tube, bicycle aluminum alloy seatpost Specification: 27.2mm * 400mm, 31.6 mm* 400mm Color: black, red, blue Process: 3D forging process Surface treatment: anode, oxidation Weight: 27.2*400 about 336g, 31.6*400 about 387g Packing list: mountain bike seat tube * 1