Box Focus 451 Rim-Front-28H-20x1 1/8" Color:Gold 6mm bolts and 5mm rear

6mm bolts and 5mm rear nuts and will fit almost any chainring/crank combo

10mm rear axle set up

Compatible with X-series and T-series pedals

This chain is built tough but weighs less than 2 oz so you may not even know it’s there

You can check the brand's website for warranty information

Box Focus 451 Rim-Front-28H-20x1 1/8" Color:Gold 6mm bolts and 5mm rearThe BOX Components Focus BMX front rims feature double wall in a "BOX" style. Sleeved and Pinned with Eyelets. Designed for front use only with minimized sidewalls to reduce weight. SPECS USE: Race WORKING SIZE: 20x1 1 8" MATERIAL: Aluminum WIDTH: 17. 8mm HOLE COUNT: 28 hole BEAD DIAMETER: 451mm ERD: 438mm TIRE FIT: 20x1", 20x1 1 8" and 20x1 3 8" VALVE: Presta Valve DESIGN: Double wall, Sleeved and Pinned, Eyelets J&R Helpful Hint: This rim is rear