Shimano SG-3R40 Internal Assembly for hubs with 189.4mm length Axle Model=Dura-Ace Track Cog Built around 37mm stanchions and

Built around 37mm stanchions and a Reverse-Arch lower leg design with the Hexlock SL2 axle Mezzer Pro is the stiffest chassis in its category

Patterned sidewall adds abrasion protection while maintaining casing suppleness Color Black TPI 60 Weight 350 Weight (oz) 12 Defined Color Black ISO Width (mm) 44 ISO Diameter 406 / 20" BMX Tire Intended Use BMX Tire Diameter 20" Tire Bead Wire Labeled Size 20 x 1

Bolts to rear of rack creating a mounting surface below the rack

Vendor Vittoria Manufacture Number 1115MO1230222BX Model Name Mastik One Category Patch kits

OSp - On Site Programmable technology lets users fine tune each brightness mode and flash speed

Shimano SG-3R40 Internal Assembly for hubs with 189.4mm length Axle Model=Dura-Ace Track Cog Built around 37mm stanchions andShimano Internally Geared Hub and Dynamo Small Parts.