Sram Dub Pressfit Spindle 4

The sram dub bottom bracket series performs a key function: it reliably connects the crank arms while ensuring consistently efficient power transfer to the drivetrain. - application: mtb / road / gravel - bearing type: pressfit - crank type: sram dub sram dub wide - bottom bracket shell type: pf 104.5 pf 107 pf 121 pf 86.5 pf 89.5 pf 92 - bottom bracket shell material: plastic - bearings: sealed industrial steel bearings item no.: 422000072 ceramic bearings sram dub mtb bottom bracket compatibility chart - pdf (https://www.sram.com/globalassets/document-hierarchy/compatibility-map/mtb/dub-mtb-bottom-bracket-compatibility-chart.pdf) sram dub road/gravel bottom bracket compatibility chart - pdf (https://www.sram.com/globalassets/document-hierarchy/compatibility-map/road/dub-choose-a-road-bottom-bracket-compatibility-map.pdf)