Spring Return Bolt Tensioner (SRT)

The spring return design dramatically increases productivity and safety on the job site when compared to older technology manual return tensioners.

Unique quick release bridge adaptation
Piston over stroke prevention
Piston stroke indication
Compatible with MRT Tensioner range
Piston / cylinder misalignment compensation
Bolt coverage from 1" to 3 1/2" with just 4 tools
Designed to fit BS1560 / ANSI B16.5 / API flanges
Fully enclosed load cell design eliminates entry of debris into piston retraction mechanism

Speak to our Hydraulics division about your factory automation

Need more info?

14 July 2026

Sixty years ago, a vision took root on African soil.

13 July 2026

A celebration of employees, families, and success.

9 July 2026

Honouring customers, partners and colleagues on this special occasion.

25 June 2026

and the biggest opportunities still lie ahead

Read more of the Group’s latest news here.