BOX One Prime 9 Chain DLC - Black model-Big Betty DD E50 }RockShox Dust Seal/Foam Ring Set:

}RockShox Dust Seal/Foam Ring Set: Black Flangeless 32mm x 41mm Seal Fits- Bluto/RS-1/SID B1 (2017+) and 32mm Boost Forks

170 TPI casing

The Shimano Alivio FD-M3120 Front Derailleur features side swing action for enhanced cable routing and smooth operation

Color Black Lower Stack Height 12 Bearing Type Cartridge Crown Race 33 Weight 65 S

Silver Weight 430g

BOX One Prime 9 Chain DLC - Black model-Big Betty DD E50 }RockShox Dust Seal/Foam Ring Set:Prime 9 Technology for wide range without complexity Wider chain is strong and durable 9 speed chain has outer width of normal 9 speed but a narrower inner width to match 10 11 speed narrow wide chainrings. Compatible with most 10, 11, and 12 speed chainrings as well as BMX 3 32 inch chainrings and cogs 8 speed chain has outer width of normal 8 speed but a narrower inner width, optimized for use with Box Four Narrow Wide chainrings 3rd party web sales