Brand:RETROSPEC Model/Name:RS5 air suspension mtb Fork with QR (Manual) Size:29" / 27.5" Fork color:Black Material:MgAl alloy lower tube, Alu alloy crown&stanchion&steerer Specs:Air suspension, Manual, Disc brake,Travel 100mm, tapered Steer tube 28.6*39.8*210mm OR straight 28.6*210mm, Stanchion 32mm, QR Process:Black strenghting stanchion, Gloss paint, UV sticker Weight:about 1.72KG