Curt 1-7/8" And 2" Switch Ball Set 3/4" X 1-5/8" Shank

Fits 1-7/8" or 2" couplers and accepts up to 6,000 lbs. GTW (depending on ball)
Exclusive 'J' groove design ensures a secure system
No tools, coins or pins required for trailer ball installation
Shank bears the weight, freeing the coupler from friction and binding
Constructed from high-strength steel
Protected by a premium grade, nickel chrome-plated finish
Zinc-plated hex nut and helical lock washer for secure mounting
Independently tested in accordance with SAE J684 for safety and proven safe
U.S. patent# 5,169,168; Canadian patent# 1,325,445
Limited lifetime warranty (one-year finish, one-year parts)