It is Simple. Its Effective. It is your Bead Bro. Holds the bead down in the rim channel, allowing you to use both hands to complete the remainder tire installation ? It?s like having a third hand. Locks bead to the rim using a rubber bumper ? won?t scratch or damage you rim. Designed for any rim width ? multiple spoke holder channels adapt the Bead Bro to every rim width Compatible with carbon and alloy wheels.