Home » Cranksets » Single Speed Cranksets » dt2 SINGLE SPEED CRANKSETS DT2 For Track Cranks: Forged AL6061 Length: 165mm, 170mm, 172.5mm, 175mm BCD: 144mm Chainring: 47T, 48T, 49T, 50T, 51T, 52T (AL7075) Speed: 10/11 Chainline: 46mm Weight: 774g ± 10g/175mm (BB Not Included)