Box One Folding Tire Tire Size:20x1.5" 20lbs) / 131g (4

20lbs) / 131g (4

extra crank arm spacers

Bearing: ACB Quad Sealed Bearing

The Axle block adapters for the DK Professional race frame include two (2) outer and two (2) inner plates

2"  |  2

Box One Folding Tire Tire Size:20x1.5" 20lbs) / 131g (4The Box One Folding Tire at J&R Bicycles are made from state of the art materials and high tech engineering to reduce weight and improve performance. Box went all out designing these 120TPI tires, with a high density casing, aramid fibers and tread crafted specifically for BMX racing. Hexagonal knobbies on the sides and a large contact patch on the center of the tire make for super speeds through the straights and control through the corners. Minimal