Surly Track Cog 1/8'' X 16t Silver CheckoutTitle=Maxxis Ikon Tire - 27.5 x 2.2 Due to the more upright

Due to the more upright pelvic orientation of male riders the saddle surface is flat

REBA 130-150mm A7 (2018+)

5 Lower Tubes Material Magnesium Rake 37mm Spring Type DebonAir+ W/ButterCups Axle/Hub spacing 15x110mm TA Stanchions Material Aluminum Damping Charger 3

all new spring plates and fastening bolts to greatly increase the tension needed to clip in and out of HT Components clipless pedals

Surly Track Cog 1/8'' X 16t Silver CheckoutTitle=Maxxis Ikon Tire - 27.5 x 2.2 Due to the more uprightSurly track cogs are threaded the same as a BMX freewheel (1. 375 x 24 tpi right hand threads). This means that they will fit on single speed rear hubs as well as BMX freewheel hubs but this application is not recommended. Track cogs are meant to work on track hubs only. 415 hardened chromoly steel 1. 375" x 24 tpi Photo for color and material reference only Tooth Count 16 Size 1 8''