Cane Creek Hellbender 70 Bottom Bracket - T47i for 30mm Spindle Black ModelNumber=J2729 Traditional SRAM derailleurs work but

Traditional SRAM derailleurs work but not the 1x specific X-HORIZON rear derailleurs

Can with applicator for easy application

Material: 140/500D SHANTUNG

}SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black

Narrow-Wide Design Yes Chainring Comp

Cane Creek Hellbender 70 Bottom Bracket - T47i for 30mm Spindle Black ModelNumber=J2729 Traditional SRAM derailleurs work butHigh performance bottom bracket Machined from 6061 T6 aluminum with anodized black finish Premium 440C stainless steel bearings For installation removal of notched cup BBs, use 12 notch for 46mm outside diameter BB tool, PK5832 TECH SPECS model Hellbender 70 spindle interface 30mm shell T47 internal shell ID 47mm width 85. 5 89. 5mm color black