Origin8 Holdfast 1x Chainring 110mm BCD 38T CheckoutSpec= DebonAir *Stem faceplate and accessory sold

*Stem faceplate and accessory sold separately keyword search Supernova

S1 (formerly Z-410): bushing-less design for normal BMX and Singlespeed use

All condition tread features vertical knobs strategically placed in the center and shoulder pairs with square outer knobs

For use with T-Type chains

Origin8 Holdfast 1x Chainring 110mm BCD 38T CheckoutSpec= DebonAir *Stem faceplate and accessory soldIntended for use with SRAM 5 bolt 110mm BCD hidden bolt cranksets. Narrow Wide tooth design for chain retention on 1x systems. CNC machined AL7075 T6 Swiss made alloy. 10 11 or 12 speed compatible. Mud clearing channels TECH SPECS Mount Compatibility 110mm 5 bolt Teeth 38T Type 1x Material AL7075 Spec SRAM hidden bolt compatible Color Black Chain Compatiblity 10 11sp Tooth Type Narrow Wide Weight Offset