29 2 oz 828g nfpa1983 certified.
Loading a brake bar rack.
As an enhancement an oversized stainless steel.
A brake bar rack invented by john cole a cave explorer is a.
Bar four less bar five still less and bar six the least.
The first three bars will generally take the majority of the load and absorb the most energy.
This was my first time to try rappelling with a caver s rack.
Loading the bar rack castle rock fire.
Stainless steel frame tie off bar 5 aluminum brake bars finish.
Kenneth knutson 64 380 views.
Brake bar rack loading tie off operation duration.
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