Other heavy duty PP casters

{"cid":"71687","pid":"17398692","pimg_url":"\/\/img1.b2bforus.com\/07\/7b\/f6c078d6da7c\/product\/52274254_s-w400xh400.jpg","name":"PIVOT 6 Inch Heavy Duty Flat Plate Swivel PP Casters","attrs":{"Price":"$4.46(1 - 50 Pieces) $3.79(51 - 100 Pieces) $3.61(101 - 1000 Pieces) $3.43(>=1001 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable"}}

{"cid":"71687","pid":"17398677","pimg_url":"\/\/img1.b2bforus.com\/07\/7b\/f6c078d6da7c\/product\/52274176_s-w400xh400.jpg","name":"6 Inch Rigid Flat Plate PP Heavy Duty Rigid Casters","attrs":{"Price":"$3.84(1 - 50 Pieces) $3.25(51 - 100 Pieces) $3.09(101 - 1000 Pieces) $2.74(>=1001 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable"}}