In cave diving, a primary reel is used to reach the main line from the entrance of the cave. The Classic Primary Reel by Dive Rite is a familiar tool
Dive Rite
Classic Primary Reel - Dive Rite
Mitchell 350 Reel
Reels & Spools Mike's Dive Store
.com : Dive Rite Classic Primary Reel w/Shackle Snap Red 400
Strategic Advisor Board
Cortland Posture Bra
Classic Wing - Dive Rite
Cave Diving
Locking and unlocking the Slide Lock Safety 140' Reel requires one hand and a simple thumb flick. It couldn’t be any easier., Evolving over the years
Slide Lock Safety 140' Reel
Cortland Posture Bra
SUBMSSION BY THE AUSTRALIAN DIVER ACCREDITATION