I bought one, the model 966 (96 cranks, 6″ max length) and they are awesome. The quality is incredible. If you need to store cranks, buy one of these. Best yet, made in the USA by a small family owned business in Wisconsin. Here is a pic of mine…
(…and yeah, I know this sounds like an advertisement… but it’s really just a guy who didn’t want to buy an all plastic “Special Mate” box who is ULTRA impressed with his purchase from B and B)