Does anyone know what the thread is on the cable gland hole for CEAG / SpeleoTechnics cap-lamps?  I have some old cap-lamps and and some spare LEDs/drivers etc - so I've been thinking of using the cap-lamps for extra caving lights e.g. for friends that occasionally go caving with me.  PG7 is...

I was wondering if anyone else has noticed this.  As of Jan 1, the onus has changed on who is responsible for paying VAT on goods shipped to UK customers.  The result is many companies no longer selling to UK customers.  This is not about leaving the EU (the new rules apply to companies...

I'm sorry to report that Harry Pearman recently died on Feb 26th.  Harry was one of the founder members of Chelsea Spel?ological Society (having started his caving with the scouts in London) and was the driving force behind the CSS Records series documenting all the known Caves and Tunnels in...

Found on Oct 15 outside Box mine.