The 3M Series trench shields are ideal for plumbing and utility work, maintenance and repair and other light duty applications. The narrow 3-inch wall in the 3M Series is the lightest weight steel trench shield we manufacture.
Patented non – rigid design
Clear – View front and rear spreaders
High tensile knife edge
Unitized Thur-wall collar assemblies with additional inside reinforcement for increased strength and stiffness
Optional adjustable collars
D – rings for ease in lifting
5DS Schedule 80 spreader pipe
All certified by a Professional Engineer to meet OSHA Standards