The Ø38mm U-Head Hollow Screwjack is used as the top piece for a Ring scaffold tower. It has an adjustable height allow for versatility. A North Stringer may be placed on the top of the U-Head Screwjack to act as a beam at the top of the tower. Ringlock Standards are used in conjunction with the U-head Screwjack to assemble the scaffold tower.

Hollow Screwjacks are designed to be light weight so they may be installed and transported with ease.

Technical Specifications
Weight: *See Product Specifications Sheet
Surface Treatment: EP
Material: Steel
Compatibility: Used with North Ring System & Accessories

*For more information, see product specifications sheet
*Meets ANSI, CSA, and OSHA standards of safety