Bulldog KN Hitch Lock
  • Bulldog KN Hitch Lock
  • Bulldog KN Hitch Lock
  • Bulldog KN Hitch Lock
  • Bulldog KN Hitch Lock
  • Bulldog KN Hitch Lock

Bulldog KN Hitch Lock

Tax included

Suitable for use on Knott K35 and K27 hitch heads, the Bulldog KN has been designed to be strong, easily handled and resistant to the most determined attacks. The bottom channel has a square hole that measures 45mm x 58mm to allow for the foot on some hitch heads

Featuring the Bulldog Lock Bolt, the Bulldog KN is simplicity itself to use.

Check Product Details below for full list of compatible hitch heads.

For your total peace of mind, the Bulldog KN is eligible for our Product and Key Registration Service which can be selected below.

Product and Key Registration Service: No thanks, I'll keep my key details safe and register my product


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Fully tracked delivery via UPS


Support available 8am - 10pm 365 days a year


  • Suitable for use on Knott K35 and K27 hitch heads

At a Glance 

  • Versatile - will fit hitched, unhitched or in conjunction with a Bulldog lock post
  • Quick and easy to fit Ideal for touring as it is compact and easily stored
  • Well proven high security drill and pick resistant lock
  • 4mm thick bottom channel encloses the hitch head and fixings
  • Complete with dummy ring to restrict access to the towing point

For your Peace of Mind


  • Sold Secure Gold Insurance Approved
  • Meets Police approved standards - Secured by Design is the only form of Police approval for products in the UK
  • Insurance Approved

Images for illustration only. Hitch head not included.


Data sheet

Fits Hitch Head
Knott K27
Knott K35
Insurance Approved
Secured by Design
Sold Secure
Top: 3mm steel top and Bottom channel 4mm
Tow Point Protection
Dummy Ring
Eligible for Product and Key Registration Service
Lock Type
Super Lock Bolt - SA1C
Keys Supplied
1 year + 4 years with registration
Multiple locks operated by same key (keyed alike)
Yes (small surcharge)
Locks manufactured to an existing key number
Yes (small surcharge)

Specific References

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