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Oxford Boss Alarm Disc and Chain

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Oxford Boss Alarm Disk and Chain

The Boss Alarm Disc with Chain is Oxford's strongest ever lock and is easy to use with a super strong chain. The Boss Alarm Disc can be used alone as a disc lock.


  • New high security triple heat-hardened 12mm square link chain
  • Pick-resistant, hardened steel double locking mechanism
  • Ultra lightweight for ease of transport
  • 5 Minute attack tested
  • 100+db alarm
  • Removable, sealed unit alarm module
  • Water, vibration, frost and heat proof
  • 3 keys included
  • Carry pouch, minder cable and batteries included
  • 14mm diameter x 42mm wide x 75mm long shackle
  • 1.2M (approx. 4') 10.10 lbs
  • 1.5M (approx. 5') 12.10 lbs
  • 2M (approx. 6'6") 15.80 lbs
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Oxford Boss Alarm Disc and Chain
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A shopper asked: I have a Boss Alarm Disk Lock which is approximately 4" wide & 6" high (base included). There is a trap door on the side for the battery and I can't seem to get it open. How do I open it? Jun 5, 2015
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Product Style RevZilla Item # Manufacturer Product # Availability
1.2M 954754 OF7 Available: Requires 1-2 business days processing time prior to shipment.
1.5M 954755 OF8 In Stock: Ships within 24 hours
2M 954756 OF9 In Stock: Ships within 24 hours