The Alienation Acme UD Carbon BMX Front Rims are built with Alienations proprietary 4D technology, offering precise tracking and greater stability with incredible durability, lively feel, and a reduced chance of failure. It is seriously a tough rim. Available in both 28-hole and 36-hole count options, these Alienation rims eliminate spoke bending loads and stress for the most durable wheel builds. The rim is tubeless compatible.

• WEIGHT LIMIT: 220lbs
• HEIGHT and WIDTH: 20×1.75″
• MATERIAL: Full Toray T700 Carbon Fiber Composite
• Laser 1K Etching Brake Surface, Main Body UD
• Can be used with or without tubes
• ERD 390
• WEIGHT: 310 g +/ 10 Grams