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Bulldog KN Hitch Lock

  • Approvals: Insurance Approved, Sold Secure Gold (Caravan/Trailers), Secured by Design
  • Applications: Knott K35, K27 & K20 hitches


The Bulldog KN Hitch Lock provides heavy duty cover and safeguarding for Knott K35, K27 and K20 hitch heads and fixings.

This Sold Secure Gold (Caravan/Trailers) approved hitch lock has been attack tested with tools for a long time and remained secure throughout.

Brand:   Bulldog
SKU:   USC187VS0043

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The KN comprises of a 3mm thick steel top box and 4mm thick steel lower U channel, held together with Bulldog’s Super Lock Bolt and encased in a bold red, powder coated plastic cover.


Features of the Bulldog KN Hitch Lock
Encloses the hitch head and fixing bolts, reducing the chance of theft or damage
Top hood and lower U channel fix together using Bulldog’s case hardened locking bolt
Made from thick steel for maximum resistance to attacks
5 year manufacturer’s guarantee for user’s peace of mind
Sold Secure Gold (Caravan/Trailers) and Insurance approved
Can be used when unhitched, hitched and with suitable hitch posts (don’t use when on the move)


Use on Knott K35, K27 & K20 hitches – do not use when in transit


Technical Information
Lower channel is 4mm thick
Top box is 3mm thick
Bulldog’s Super Lock Bolt is 25.4mm long


See the download tab for further technical information


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View FileBulldog KN Hitch Lock Datasheet    Size: (417.27 KB)
View FileBulldog KN Hitch Lock Instructions    Size: (616.7 KB)

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