U型柱子，钢材，3 lb. ribbed back galvanized u-channel 12 ft. 数量4300；3 lb. ribbed back galvanized u-channel 14 ft 数量2200 ；3 lb. ribbed back galvanized u-channel 16ft. 数量600; 。
订单详情U型柱子，钢材，3 lb. ribbed back galvanized u-channel 12 ft. 数量4300；3 lb. ribbed back galvanized u-channel 14 ft 数量2200 ；3 lb. ribbed back galvanized u-channel 16ft. 数量600; 。