SRAM OG-1090 Red Black Bicycle Cassette - 10 Speed

SRAM RED - Black Edition is the first choice for riders and racers who won't accept any compromise. The most challenging races in the world have been won on SRAM RED - Black Edition, including the Tour de France, Giro d'Italia, Paris-Roubaix and Tour of Flanders.

The special Black edition of the acclaimed OG 1090 Cassette; elegant, efficient and high performance.

Key Features:

• The main cogset of the OG 1090 cassette is machined out of a single forged form that is heat treated and then shaped in a complex series of CNC-guided operations never before seen in this type of application.
• This is truly a revolutionary design that will take you by surprise with its ingenious simplicity.
• The sprockets themselves (including two free cogs) have all been designed with SRAM's proprietary OpenGlide design for smooth-as-silk up and downshifts.
• Delivers titanium's desirable weight, with solid steel's superior strength and stiffness.
• Lock Ring Material: Aluminium Anodised.
• Sprocket Material: Heat-Treated Steel.
• Weight: 155/166g (11-23/11-26T - Manufacturer claimed).
• Supplied with Black back plate instead of the normal Red.