20x1-3/8" Box Two BMX Tire - Black 1-1/8" Threadless They are high performance rim

They are high performance rim friendly brake pads for urban riders and will work with most cantilever brakes that use threadless pads

Cold forged for high-torque strength

The finish may have blemishes

Size: 1-1/8"

direct power transfer

20x1-3/8" Box Two BMX Tire - Black 1-1/8" Threadless They are high performance rimThe Box Two Wire Bead Tire was engineered with a minimalist approach to hit lofty goals for weight, traction, rolling resistance, and rebound. At its heart is a super supple 60TPI casing with as much rubber displacing nylon as possible. Box also employed skin walls to reduce drag and further reduce weight, then flanked the high density casing with a tightly packed hoop of aramid fibers. Finally, all of this is draped with a BMX race specific tread