Rebar Chairs / Slab Bolsters

Rounded Base Rebar Chairs

Product CodeDescriptionBox Qty
RBCLRebar Chair Large 2.5″ & 3″250
RBCSRebar Chair Small 1.5″ & 2″250

Foundation Rebar Chairs

Product CodeDescriptionBox Qty
RBC2BAR2 Bar Chair 4″H x 8.5″W 100
RBC3BAR3 Bar Chair 4″H x 12″W100

Slab Bolsters


  • Slab on grade with a plate
  • Slab on deck
  • Precast
  • Walls and above grade


  • Holds over 640 lbs per 1/4 sq inch (per lab testing)
  • Small feet make this slab bolster undetected in form work
  • Can be locked together for desired lengths
  • Non-corrosive, extremely durable
  • Up to 360 degree bend without breakage
  • Meets requirements and qualifies as a CRSI Class 1 Bar Support
Product CodeDescriptionBox Qty
SB1-1/21-1/2″ x 30″ Slab Bolster55