Cave Adventurers - Dive Rite Cavern/Safety Reel #24 line

Used Dive Rite Cavern/Safety Reel w/o Drag, 140' #24 White Line RE4100

Cave Adventurers

Cavern and Cave Diving - Divers Alert Network

Bill's Cave Diving Lexicon - bei Swiss-Cave-Diving

Dive Reels for Cave Line: Dive Rite Reel, Halcyon Pathfinder

Cave Diving: An Adventure Not Worth the Cost – Author K R Paul

Five Amazing Underwater Caves and the Training You Need to Dive

Used Dive Rite Cavern/Safety Reel w/o Drag, 140' #24 White Line RE4100

Cavern and Cave Diving - Divers Alert Network

Cave Adventurers

Staying Connected – A Beginner's Guide to Lines in Cave Diving

Distance line - Wikipedia