Slime Thick Smart Tube - 20 x 1.75 - 2.125 Schrader Valve MFPN=Y32203520 } Thru-Axle w/ universal trailer

} Thru-Axle w/ universal trailer adaptor mount X12 "Syntace Type" M12 x 171 mm also usable without QR as solution for thru axles for toolless mounting of bicycle trailer

} Super tough 8mm thick street sprocket

Cleat Type SPD Color Dark Grey Shoe size 42 Primary Color Grey Gender Men Closure Double SLW3 Dial

Made from 7075-T6 aluminum for long life Color Black Ring Position/Type Chain Retaining Single Ring Tooth Count 38 Round or Oval Round Drivetrain Speeds 12 Chainring BCD 104 Material Aluminum Defined Color Black keyword search SRAM Transmission Teeth 38T

Slime Thick Smart Tube - 20 x 1.75 - 2.125 Schrader Valve MFPN=Y32203520 } Thru-Axle w/ universal trailerSlime Thick Smart TubesEnvironmentally safe non toxic non hazardous and water soluble Factory filled with a precise volume of Slime Tube Sealant Seals punctures up to 1 8" (3mm) Flat Protection Sealant Shaft Type Smooth Tube Compound Butyl Valve Core Removable Valve Standard Schrader Wall Thickess 3. 6 Weight 517 ISO Width (mm) 54 ISO Diameter 406 20" BMX Labeled Size 20 x 1. 75 2. 125 Tire Size 20