SHOCKER HITCH ADJUSTABLE COUPLER 21K U-Bolts. Commercial vehicles using an 8

Commercial vehicles using an 8 on 6

The adjustable range accommodates both 3/8" and 1/2" chains

✅ Safer braking (consistent response)

longer lifespan

Typical load capacity around 3

SHOCKER HITCH ADJUSTABLE COUPLER 21K U-Bolts. Commercial vehicles using an 8Smoother safer towing. Improves your ride, reduces wear & tear on pickup & trailer. Built in 21,000 lb air ride system for a smoother towing experience. Travel a lot on concrete highways? No more jarring every time you cross a section divider. Your Shocker air tongue mount with built in air ride and bump cushions, absorbs the thumps, bumps, jerks & bangs on whatever road you travel.