If you are a disc braker then you should have two of "front” rims
Pad_Standard: J02A Resin J03A Resin | J04C Metal
Ultra-durable Multi-panel 900D Nylon Construction - with lightweight Mesh-Tech construction to keep you cool in the hottest conditions
The Alienation Ankle Biter Rim-18x1 1-8in at J&R Bicycles has been designed and crafted from 6061-T6 aluminum for use as a high-quality mini race rim
• New 2013 version folds flat against the car when not in use
Answer Pinnacle Expert V2 BMX Rim-20x1.50" length-112mm If you are a discCrafted from 6061 T6 aluminum, this lightweight rim features a pinned seam and machined sidewalls for enhanced braking performance. With a double walled design, a bead diameter of 406mm, 28 hole count, and weighing in at just 10oz, the Answer Pinnacle Expert V2 BMX Rim is designed for speed, durability, and precision. Upgrade your ride and conquer any terrain with this high performance BMX rim, available now at J&R Bicycles. Specification: Bead