Custom Extension Screw Collar chain Compatible with autopilot systems

Compatible with autopilot systems

this kit ensures watertight protection

Stable while under load

Recommended for motors less than 79 Horsepower with up to a 12" Diameter Prop

) If the hydraulic cylinder (ram) is significantly smaller than this

Custom Extension Screw Collar chain Compatible with autopilot systemsThe Safe Jack Extension Screw Collar (ESC) is a device made from highly durable PLA carbon fiber that wraps around your bottle jacks extension screw, acting as the universal, secure engagement for our Extensions and Lift Pads. The ESC also provides the operator with 100% available stroke of the jack and maximizes the height to an additional 1. 5 inches. Our premade Extension Screw Collars are measured specifically for the bottle jack brands we carry.