Roll-formed double tube and channel 19gauge steel (all perforations in channel – no perforations in tube); a single piece main-frame long leg section; full front "K" brace support attached to welded cross-brace/long leg; approximately 11" clearance between front cross-brace and floor; rear leg frame assembly is reinforced by two steel embossed cross-braces with welded flat sheet-steel overlay foot plate spot-welded between the rear legs for frame rigidity, strength, and support; seat height from top of seat cushion to floor approximately 19"; on each chair leg (4) is a molded rubber foot glide over an extra protective smooth "U" shaped metal pronged design hairpin for a secure friction fit and are removable only with the use of tools.
Minimum 25 year limited metal frame warranty.
Seat frame folds independently of chair frame and rotates from the open position to the up position during use; 11 gauge steel frame; vertical leg approx. 7/8"W and horizontal leg approx. 5/8"W to form a rectangular frame measuring approximately 16.5"W x 15.5"L; heavy duty supported stretch-vinyl sewn seat; the seat cushion consists of a top contour shape injection molded foam approx. 3 1/2" thick, noise reduction mesh barrier, and the bottom foam is approx. 1/2" piece; cushion conforms to ASTM D3574, California 117 and BIFMA fire retardant requirements; over 3/4" contoured dome shaped wood black chalkboard base with enough vent holes to allow for air discharge; seat assembly/frame will be attached directly by using vandal proof hex head screws.
The front contour shape injection molded foam is approx. 2 1/4" thick, a 1/2" rear back side foam cushion; heavy duty supported special stretch vinyl attached with staples that are not exposed; ¾" shaped plywood ba ckboard; upholstered backrest is approximately 17 1/4"W x 16 1/2"H; protected on the top and sides by the chair main-frame; attached with fourteen (14) 1 ½" long recessed top wood screws. Standard (c olors available) channel bumper overlay strip approx. 45" length with snap fit flat channel attachment, extending from the top side of ganging bracket over top of long leg frame to the ganging bracket on the opposite side shaped with tapered ends for match fit.
Heavy duty die formed 11 gauge steel brackets; designed for fast alignment; set-up/take down, binding prevention, and minimum chair movement; chairs do not release when tipped back; chairs approximately 18.25" center to center.
Metal Frame Finish
Powder coat finish of not less than a thickness of 2.5mm.
Frame/Upholstery - As per customer selections.
As required on chair backrest, top of seat cushion, and/or front edge.