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Blockhead Trailer Coupler Lock

(2 Reviews) Add A Review
Catalog Item # 72711
This Item is In-Stock and Ready to Ship
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$27.99 SAVE $4.00

Reg $31.99

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Secure your trailer coupler to prevent theft while in storage.
Extruded, tempered aluminum body provides superior strength-to-weight ratio. Simple, rugged push-button lock mechanism with double-sided automotive-style key for easy insertion and removal. Shuttered key opening prevents clogging and freezing. Durable powdercoat finish. Fits 2" and 2 5/16" flat lip couplers. Max. lip width 4 1/2". Includes two keys. Made in USA.

Technical Specs

Tech Specs

Weight: 2 lbs.

Manufacturer: C T Johnson Enterprises Inc

Mfg Part #: TCL3-AS

Tech Notes:

  • Fits all 2" and 2 5/16" lip-engaging, trigger-style couplers with rolled lip around bottom, max. lip width 4 ½"
  • 5-pin tumbler
  • Extruded tempered aluminum body
  • Double nickel chrome finish lock housing
  • Powdercoat finish
  • Includes 2 keys


Blockhead Trailer Coupler Lock: Customer Reviews

Camper's Choice Rating

(4 Based on 2 Reviews) Add A Review

Reviewed by 2 customers


Blockhead trailer coupler lock

0 out of 0 people found this review helpful.
May 30, 2014
Had to grind mine slightly with a dremel to make it fit. Fits fine now. Discovered the key blanks aren't very standard if you ever want to cut an extra key. Pro's - easy to install and foolproof against bolt cutters.
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Blockhead Trailer coupler lock

0 out of 0 people found this review helpful.
December 06, 2013
I find it very convenient plus it does not take a rocket scientest to install it.
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