The Grip-Rite PROLOK High Chairs feature a locking head that raises rebar or reinforcing wire mesh to the proper position and secures rebar intersections with no tie wire or bar ties.

• Stackable for multi-layer grids
• Engineered to fi No. 3 through No. 6 rebar and all mesh sizes
• Available in 1- to 4-in. heights
• The base will not puncture vapor barriers and ensures settling will not occur before the pour
• Reflective for low-light projects
• D.O.T. approved
• Addition of the snap-on Sandplate Base accessory creates a 4-in.-diameter base for stability in soft and sandy applications; for use with 1- to 3-in. chairs