basic Technical Canyoneering Gear

Helmet
Harness
Rappel Device
1 or 2 Safety Tethers
3 or 4 HMS Screw-Lock Carabiners
2 Over-The-Shoulder Slings
1 Double Length Sling
Prusik Loops or Other Light-Weight Ascenders
Neoprene Socks
Bolt Kit (depending on the route)