absoluteBLACK Single-Speed Cog - HG Spline 20t Black MFPN=180-004-011 Sizing & Geometry (One Size)

Sizing & Geometry (One Size) Recommended height range: 145–165 cm (4’9"–5’5")

} Easy-Click Locking

As with all 10 speed chains now includes chamfered high performance plates by Connex for improved shifting characteristics

Provides extra support when shifting to the front of the saddle when climbing

}Wheels Manufacturing Rear Thru Axle - M12 x 1

absoluteBLACK Single-Speed Cog - HG Spline 20t Black MFPN=180-004-011 Sizing & Geometry (One Size)absoluteBLACK single speed cogs feature a unique tooth shape narrow wide profile and perfect roundness. Crafted with CNC machined 7075 aluminum with an anodized finish for long lasting construction. Tooth design is wider and more "square like" compared to other single speed cogs The narrow wide profile provides additional strength and offers greater chain retention Compatible with 1X 6 7 8 9 10 11 and 12 speed chains To utilize the narrow wide feature