Detach your Trxstle Fly Rod Fishing CRC System from the roof of your vehicle and collapse it down to carry using the Shoulder Strap! The should strap fits the CRC System v2.0 when in collapsed carry mode. It can be quickly attached to the system to use while traveling or transporting your rods. The Shoulder Strap can be adjusted in length from 27" to 48" for your convenience and boasts of a shoulder pad for your comfort.