The NiteRider Sentry Aero 260 standard and aero seat post straps provide options for a proper and correct fitment onto standard and aero seat posts. Installation is easy with the loop around and hook design. Features: Standard strap stretches from 3.625" to 5.5" Aero strap stretches from 5.5" to 9" Compatible with Sentry Aero 260 tail light
