| 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
|  GME 3M Trench Boxes |  |
