Vision Metron 4D Flat M.A.S. Handlebar Extensions 31.8mm Clamp Diameter 400mm Width 290mm J-Bend Extensions – Carbon Model=Pet Bed Front Axle Type 15mm Thru keyword search-EB1390001M Crown:58HT Professional quality chain uses SA5139

Vision Metron 4D Flat M.A.S. Handlebar Extensions 31.8mm Clamp Diameter 400mm Width 290mm J Bend Extensions – Carbon Model=Pet Bed Front Axle Type 15mm Thru keyword search EB1390001M Crown:58HT Professional quality chain uses SA5139 Front Axle Type 15mm Thru Axle Clearance for 650b x 50mm or 700c x 42mm tires without fenders (650b x 50mm or 700c x 38mm with fenders) Rear Axle 12mm Thru x 142mm Brake Type Disc TT (Effective) 585 Fork Type Rigid Fork Material Carbon Frame Material Steel Frame Type Rigid Front Axle 12mm Thru x 100mm Color Black Cherry Fizz Mfg Size 58 Platform Midnight Special Wheel Size 700c Defined Color Red