Switch Ball Set 1″ Shank w/ 1-7/8″ & 2″ Balls – 42178

SWITCH BALL TRAILER BALL SET – CURT MANUFACTURING 42178

• 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)
• Assembled in USA by Curt Manufacturing