Kogel -24 PF30 Bottom Bracket 68/73mm Shi 24mm or Sram GXP 24/22mm MFPN=00.7018.377.000 }Surly Big Dummy Bag BrakeCaliper

}Surly Big Dummy Bag BrakeCaliper Wear Patch

Flat Protection Thorn Resistant ISO Diameter 305 / 16" BMX ISO Width (mm) 45 ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 ISO Width (mm) 50 ISO Width (mm) 51 ISO Width (mm) 52 ISO Width (mm) 53 ISO Width (mm) 54 ISO Width (mm) 55 ISO Width (mm) 56 ISO Width (mm) 57 ISO Width (mm) 58 ISO Width (mm) 59 ISO Width (mm) 60 ISO Width (mm) 61 Labeled Size 16 x 1

}SRAM XX1 Eagle Carbon Boost Crankset - 175mm 12-Speed 34t Direct Mount DUB Spindle Interface Black/Gold

8mm Clamp Diameter Black

Flat mount disc brake capability offers clean caliper fitment and backwards compatibility with post mount brakes

Kogel -24 PF30 Bottom Bracket 68/73mm Shi 24mm or Sram GXP 24/22mm MFPN=00.7018.377.000 }Surly Big Dummy Bag BrakeCaliperThis bottom bracket fits any Rotor Shimano 24mm or GXP (with included reducer) crank on a PF30 frame. Extremely reliable and efficient bottom brackets with coated ceramic bearings tight variances and industry leading durability. Reduced friction and better protection from nature`s elements. Long lasting durability and extreme performance TECH SPECS Width 68 73mm BB Interface PF30 Spindle Type Shi 24mm or Sram GXP 24 22mm Length Cup Material Alloy