4" Single & Double Wall Shields
S4S & S4D four inch steel shields are designed to optimize the depth rating to shield-weight ratios. The multi-purpose double wall shields are made for typical trench shielding applications.

Features
- Reinforced top rails
- 1/2" top rail plates
- Flat bottom or knife edge
- Thru-wall spreader collars
- Spreader connecting pins
- Stacking pockets for stacked shields
- Lifting eyes
- 4 point lifting system
- P.E. Certified
Options
- Mud Plate
- Foam filled panels
- T-connection cut-out
- Corner brackets
- Pushing blocks
- Pulling lugs
- Custom spreader location
- Additional stacking pockets & pins
