Hammerhead Heart Rate Monitor 2.0 Wireless with Adjustable Strap Brand_Onyx Racing Dyneema cables provide enhanced durability

Dyneema cables provide enhanced durability and precise tension

or hybrid bikes seeking seamless compatibility and performance

38" (35mm) spring retainers allows seamless integration with both PUSH and aftermarket springs and hardware

It guarantees reliable actuation

Ideal for modern tubeless wheel systems

Hammerhead Heart Rate Monitor 2.0 Wireless with Adjustable Strap Brand_Onyx Racing Dyneema cables provide enhanced durabilityCOMPUTER HAMMERHEAD HEART RATE MONITOR 2. 0 C1 w ADJ STRAP BK Heart rate monitor with adjustable strap for use with the Hammerhead Karoo cycling computer Includes monitor, comfortable adjustable strap and battery