No.650-B: 1-3/4" hub length, 50 lb. load rating. No.750-B: 2-3/16" hub length, 55 lb. load rating. No.875-B: 2-3/16" hub length, 60 lb. load rating. No.1075-B: 1-1/2" hub length, 80 lb. load rating. No.1275-B: 2-3/16" hub length, 90 lb. load rating. No.10

WARNING: This product is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.