550 lbs. undersling clamp on latch. *Signature Series rotating latches eliminates the need for pins and clips. * Built-in weight distribution provides ease of installation and eliminates the need for adjustments. * Built-in sway control on the head unit, spring bars and Signature Series rotating latches eliminate side-to-side trailer sway and chain rattling. No need to disconnect sway control when backing up. * Durable powder coat finish.