indoor bleacher seating 260mm step height

{"cid":"91199093","title":"Rise Mounted Retractable Bleacher Seating 300mm Step Height","imgUrl":"https:\/\/img.ismap.com\/nimg\/02\/09\/8e2bd1ff201e3d1720bef387b4c7-200x200-1.jpg","attrs":{"Price":"USD110-160\/pcs","Model Number":"ARH-T1751","Minimum Order Quantity":"100PCS","Delivery Time":"30 work days","Place of Origin":"China","Payment Terms":"T\/T, Western Union, L\/C","Supply Ability":"5000PCS per month","Packaging Details":"Carton, air bubble film","Material":"Q235 steel,Metal\uff0cHDPE","Color":"Customized Color","Application":"stadium,arena,indoor or outdoor,halls","Size":"Customized Size","Usage":"Indoor, School","Packing":"KD,Bubble film","Product name":"retractable stadium bleacher seating chairs,indoor gym tribune,used bleachers for sale plastic bleacher seats stadium bleacher seat,Stadium Seating","Key words":"bleacher \/ retractable bleacher \/ bleacher seats,Retractable Chair","Feature":"safe,folding,durable","Type":"manual\/ electric,Movable","Seat material":"HDPE"}}

{"cid":"91186715","title":"Fixed Indoor Bleacher Seating \/ Functional Retractable Seating System For Athletic Space","imgUrl":"https:\/\/img.ismap.com\/nimg\/c0\/99\/93ae48eee2d3f1a07ed2279a9be7-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Burgeon","Model Number":"Melody Polymer Seating","Minimum Order Quantity":"Negotiation","Certification":"EN","Place of Origin":"China","Payment Terms":"T\/T, L\/C","Supply Ability":"3000 seats per month","Packaging Details":"Negotiation","Product Name":"Fixed or Telescopic Tribunes","Seat type":"Echo Telescopic Polymer Bench","Seat centers":"460mm - 500mm","Platform Type":"Wall - attached","Operative method":"Manual or Power Operation","Application":"Function Rooms and Indoor Athletic Space"}}

{"cid":"91215781","title":"Indoor Convenient Retractable Bleacher Seating Easy Installation 5 Years","imgUrl":"https:\/\/img.ismap.com\/nimg\/3e\/83\/2ed514333f6db6de0f1bf6262d8c-200x200-1.jpg","attrs":{"Price":"US $45.0 - 90.0","Brand Name":"Flyon","Model Number":"Retractable Bleacher","Minimum Order Quantity":"100","Delivery Time":"30-45 Days","Place of Origin":"China","Certification":"EN 13200","Packaging Details":"Carton Package","Payment Terms":"T\/T","Supply Ability":"10000 PCS","Color":"Silver","Size":"Customized","Warranty":"5 Years","Height":"Customized","Width":"Customized","Aisle":"Optional","Rows":"4-10","Flooring":"Optional"}}