The K2 Bolt Urban Wheels offer high energy and incredible durability for city dwellers. These wheels provide you with a smooth roll for performance oriented use, with 90A durometer for extra firmness for tackle bumps, sidewalks and streets like no other. High-Performance Urethane - Creates a long-lasting, durable wheel that delivers high rebound for city cruising. 2 Pack - Includes 2 Bolt Urban 100mm/90A Wheels. Reusable Storage Bag Included. Bearings NOT INCLUDED. *picture for 100mm not available- pictured is the 110mm.