Praxis Works Doon Cranks 50/34t 170mm Stone/Carbon Grey Only compatible with Supercaliber 9

Only compatible with Supercaliber 9

53cm width with graduation marks to 38cm to ensure accurate cutting

Steerer (Stem/Race) Straight (28

this light ensures exceptional visibility and reliability

Color Matte trans steel grey Primary Color Grey Wheel Diameter 20 Frame Size 20

Praxis Works Doon Cranks 50/34t 170mm Stone/Carbon Grey Only compatible with Supercaliber 9Pro level carbon arms with M30 Thru (30mm) alloy spindle Cold forged, proprietary LevaTime II X rings (104 160BCD) with steel chainring bolts *M30 Thru BB sold separately, use PX9019 for English 68 73mm, PX9023 for BB30 PF30 or PX9022 for BB86 and PX9024 for T47 external BB tool sold separately, use PX8980 8981 Direct Mount 3 bolt for 1x chainring conversion is possible For additional Praxis 2x chainring options, use PX211* Works with 10 11 12sp