SPECS: Attachment Style: Bolt Speeds: 1 Speed Stroke Length: 1 Distance Between Bolt Holes: 110 mm Color: Silver Mounting Type: Bolt-On Compatible Bike Type: Beach Bike, Mountain Bike, Cruiser Wheel Size: 26 in Size: L 23 x W 23 x H 6 inches Part Type: Rear Wheel Tire Type: Clincher Material: Steel Valve Type: Schrader Valve Brake Type: Rim Brake Suspension Type: Rear