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Curt Switch Ball Kit 42178
The CURT quick-release trailer ball features an exclusive “J” groove design for fast, tool-free installation and secure towing up to 6,000 lbs GTW, all with premium nickel-chrome protection..
The CURT quick-release trailer ball makes connecting your trailer faster and easier than ever with its patented “J” groove design—no tools, coins, or pins required. Built from high-strength steel with a premium nickel-chrome finish, it provides up to 6,000 lbs GTW, depending on the ball size. Engineered for safety and tested to SAE J684 standards, this innovative system reduces coupler wear and ensures a reliable, long-lasting towing connection.
• Fits 1-7/8" or 2" couplers and handles up to 6,000 lbs. GTW (depending on ball)
• Exclusive “J” groove design ensures a safe, secure, and reliable connection
• No tools, coins, or pins required for quick trailer ball installation or removal
• Shank supports the weight, reducing coupler friction and binding
• Constructed from high-strength steel for superior durability
• Premium nickel chrome-plated finish provides long-lasting corrosion resistance
• Zinc-plated hex nut and helical lock washer for a tight, secure mount
• Independently tested to SAE J684 standards for proven safety
• Limited lifetime warranty (one-year finish, one-year parts)