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	Vertical Caving - Bobbin Descenders (Derek Bristol) View
	Caving Descenders - Overview and Principles (Derek Bristol) View
	Vertical Caving - Micro-Rack Descenders (Derek Bristol) View
	Vertical Caving - Open Frame Rack Descenders (Derek Bristol) View
	New Petzl Stop Descender (Derek Bristol) View
	Vertical Caving - NCRC Skills Test (Derek Bristol) View
	Introduction to Rope Descending Devices (Celessence) View
	Devils Sinkhole 1970 - Vertical Caving Technique (Steve Bittinger) View
	Using A Petzl Stop Bobbin Descender/Ascension Ascender/CT Chest u0026 Foot Ascender (A R Caving \u0026 Outdoors) View
	Cave rappelling: My first vertical trip (North Georgia Cavers) View