Some useful links:
Nothing But Padlocks - http://www.nothingbutpadlocks.com/
Suppliers of marine grade padlocks - The UK's Leading Retail and Wholesale Outlet for Padlocks.
The Outdoors Company - http://www.theoutdoorscompany.co.uk/
Suppliers of outdoor clothing and equipment to businesses and groups.
Peak Pursuits is listed on Go Get Adventure - http://www.gogetadventure.com
Active Sports Resources - https://www.activesportsresources.co.uk/shop/
Suppliers of specialist outdoor safety and travel equipment.