T-H Marine T H Marine Twist Step Emergency Jack Plate Ladder. It permanently attaches to the engine or jack plate and easily rotates and drops into position when needed. Meets ABYC regulations for reboarding device. Features of T-H Marine EBL-1-DP T H Marine Twist Step Emergency Jack Plate Ladder Permits easy and convenient re-entry into the boat in emergencies Easily rotates and drops into position when needed Permanently mounts to any engine with bracket or directly to pre-drilled atlas jack plates Non-slip material on both steps Non-corrosive all-aluminum design Package Contents: T-H Marine EBL-1-DP T H Marine Twist Step Emergency Jack Plate Ladder T-H Marine EBL-1-DP: T H Marine Twist Step Emergency Jack Plate Ladder