The Park Tool SR-2.3 is a sturdy, professional chain whip built for daily use. It securely holds all 7-to-13 speed road and mountain bike cassettes, including SRAM® eTap® AXS® & Shimano® XTR® 12-speed systems, as well as single-speed cassettes with a 3/32" cog. The heavy-duty, heat-treated head with hardened chain retention pins ensures a lifetime of reliable use, and the long vinyl-dipped handle ensures comfort and ease of use.

• Compatibility: Works with 5-speed to 12-speed mountain and road bike cassettes and freewheels.
• Construction: Heavy-duty, heat-treated head for durability.
• Handle: Round, vinyl-coated handle for comfort and grip.
• Length: Approximately 15 inches (38 cm) for added leverage.
• Secure Fit: Hardened bolts hold the chain securely, making chain replacement easy.