Praxis Works Doon Cranks 50/34t 172.5mm MFPN=00.4021.129.002 4mm adapter Angle Range 0

4mm adapter Angle Range 0 - 50° Face Plate Bolts 1 Stem Length 85mm Stem Material Aluminum

and small-peak bagging system

Hardened locking pin provides additional holding power

application : distribute on the base and polish with a cork

Praxis Works Doon Cranks 50/34t 172.5mm MFPN=00.4021.129.002 4mm adapter Angle Range 0Pro 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