CURT towing starter kits are the all-in-one accessory package to accompany your trailer hitch, equipping you with the necessary components to hitch up and hit the road. Each towing starter kit includes a ball mount and a hitch pin or hitch lock, eliminating the need to purchase these items separately and removing the stress of needing to find components of matching size. This CURT towing starter kit features a class 2 ball mount #45519 with a 1-1/4" x 1-1/4" shank to fit a class 1 or 2 trailer hitch. CURT class 2 ball mounts are CNC-formed and robotically welded for clean, accurate weld lines. This class 2 features a powder coat finish and comes with a pre-torqued, chrome-plated 2" trailer ball. It offers a 3/4" rise, a gross trailer weight capacity of 3,500 lbs. and a tongue weight rating of 350 lbs. Also included in this towing starter kit is a CURT hitch pin & clip #21403. This hitch