Tom Dugan's signature front load stem. The TDFL stem is CNC'd machined from 6061-T6 aluminum & has a top cap recess so the top cap sits flush with stem when mounted. This stem has a 53mm reach, 7.5mm rise or 24mm when flipped section Product Specs TYPE: Front Load REACH: 53mm RISE: 7.5mm CLAMPING DIAMETER: 22.2mm WEIGHT: 312g