Only the REESE Towpower Dual-Fit Coupler has this many unique features and field-tested strength and performance. An adjustable lock nut lets you secure proper ball tension. The convenient trigger handle lets you easily secure the coupler on the hitch ball. This unique REESE Towpower Dual-Fit Coupler includes spacers that fit 2 channel widths, helping to ensure a proper fit; and a tethered pin for added security. Zinc finish. Manufacturers 1-year limited warranty. Available:2 2.5 (2,000-lb. load capacity), 2.5 3 (3,500-lb. load capacity). Cancer and Reproductive Harm- www.P65Warnings.ca.gov.