Shimano RT-CL900 Ice Technologies Freeza Centerlock Brake Rotor with Internal Lock Ring

The Shimano RT-CL900 is a Center Lock brake rotor with an internally splined lockring, for riders seeking consistent braking and low weight on road, gravel and MTB bikes.

• Fits without bolts: Center Lock mounting with internally splined lockring included
• Weighs 96 g, an advantage on lightweight wheels
• Three-layer construction: stainless steel on an aluminium carrier
• Compatible with narrow organic and sintered brake pads
• Choose the diameter: 140 mm or 160 mm, to suit your frame and fork

Technical specifications

• Model: RTCL900SSI
• Diameter: 140 mm, 160 mm
• Mounting: Center Lock
• Lockring: Internally splined, anodised aluminium
• Weight: 96 g
• Materials: Stainless steel rotor on a painted aluminium carrier, 3-layer construction
• Brake pads: Organic and sintered, narrow pad shape
• Compatible axles: Lockring for 9/10 mm quick release and 12 mm thru-axles; 15 mm or 20 mm axles require the SM-HB20 lockring
• Box contents: 1 RT-CL900 brake rotor and 1 lockring
• Intended use: Road, gravel, MTB, cross country, enduro, downhill, all mountain, city, triathlon and time trial

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.