"I have no idea." Katherin replied honestly. She didn't know what her arm strength was. She didn't do a lot of sports. A lot of her time was spent reading. She worried that Zack would be disappointed if she couldn't use the bow at the 60 lb. he had it set to. Still she was eager to try. Maybe she would surprise both of them. "I think we should try the setting you have it on and go from there."