So you want to have a climber’s fitness level, but you train mainly with weights. What do you do?? You use the concepts that climbers like the pictured Tony Yaniro (The Dean of American Climbers along with John Bachar) did. Yaniro looked at lifting and applied cycling, adaptation, and variation into his training. Look at climbers ideas in isolation then reverse engineer them into your lifting. THINK OUTSIDE THE BOX. Here is a great page with great articles by Eric Horst.