The all new Kris Fox signature 6061 alloy stem with extensive internal & external machining. Beveled edges & concaved side cut-outs keeps the stem light & very clean looking. Cut-out on top of stem for fork compression bolt to be recessed. section Product Specs TYPE: Front Load REACH: 50mm RISE: 8.5mm CLAMPING DIAMETER: 22.2mm WEIGHT: 283g