Arc’teryx Ambassador Athlete Roger Strong gives the beta on placing a bomber ice screw.
Find out more about Roger Strong on his Arc’teryx page:
https://arcteryx.com/Athlete.aspx?RogerStrong
“FD Grip” The No.1 earthquake-resistant rebar coupler in Japan, the highest seismic country, for over 30 years.
https://www.fujibolt.com