B-RAD Bottle Mounts allow for cargo customization and cargo optimization. They are designed to work in tandem with B-RAD Base mounts to keep cargo on the bike and off the back. - Compatible with any bike frame that has 2 standard 64mm spacing bottle cage mounts (most modern frames) - 6061-T6 aluminum brackets, stainless hardware - Weight (no hardware) - 20g - Maximum load 1700g - Designed to carry two bottles or accessories off of one B-RAD base