Oxford Disc Lock Alarm Boss 14mm - Yellow attribute-track-mount you want the RAP-B-202U-GOP2 ball

you want the RAP-B-202U-GOP2 ball adapter

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Oxford Disc Lock Alarm Boss 14mm - Yellow attribute-track-mount you want the RAP-B-202U-GOP2 ballThe Oxford Boss Alarm has been independently tested and approved by: Sold Secure (Gold standard), SBSC, Classe SRA and FG. As well as being an extremely secure lock, it comes with an ear splittingly loud 100dB alarm which is triggered by movement sensors; you can also lock it up without setting the alarm. Features: Very loud 100dB alarm. The removable, sealed unit alarm module is weather proof against water, frost and heat, as well as vibration