Double industrial steel chain, various sizes

08-2R-3MTR, 40-2R-3MTR, 10B-2R-3MTR, 50-2R-3MTR, 12B-2R-3MTR, 60-2R-3MTR, 16B-2R-3MTR, 80-2R-3MTR, 100-2R-3MTR, 120-2R-3MTR, 24B-2R-3MTR