Casters 1RI-C5045-BK-U Casters 1RI-C6015-BKHard Casters 1RI-C6015-BK-USoft Casters 1RI-C6023-BKHard Casters 1RI-C6023-BK Casters 1RI-C6028-BK Casters 1RI-C6028-BK-U Casters 1RI-C6526 BK-U Casters 1RI-C6526BK Casters 1RI-C7516-U-B-PLT Casters 1RI-C7516BK-U-PLT Casters 1RI-C7538-BK-HD←12