Blank generation tsc cranksthe blank generation tsc cranks feature a tapered spindle clamping system allowing it to do away with those unsightly pinch bolts, making it lighter and more ‘ankle friendly’.
features: crank arm material: 100% 4130 crmo, 31.
8mm square tube design axle material: 4130 crmo 19mm, 8 spline spindle left and right-hand drive compatible includes its own unique sealed mid bottom bracket kit including a 44mm and 51mm centre sleeve for a perfect fit assembly instructions includedbuy blank components from chain reaction cycles, the worlds largest online bike store.