70 mm stem length, 25.4 handlebar clamp diameter although it has been spread to about 25.8, .833 insertion diameter. Hardware has a fair amount of wear and wrench slip. Stem has been damaged up by the handlebar clamp nut. Hardware is in working condition. Some scratches, tarnishing, dirt, grime, handlebar removal scarring, and other cosmetic blemishes. Please see pictures for condition of the item. Buyer pays seven dollars flat rate shipping for USPS ground advantage.