All Book Return Cart Ideal for collecting books. Laminate wood construction, steel and plastic construction available in soft drop book cart too Economy Book Return Cart with soft cushion base. Laminate wood construction SKU# 14PMTB170-915 Librarian's Choices Economy Book Return Cart With soft cushion bases.Laminate wood construction SKU# 14PMTB170-914 Librarian's Choices Polyethylene Book Cart with or without nylon suspension SKU# PD130-7259 Rubbermaid Plastic Depressible Book Cart Durable high capacity book cart capacity 500 books SKU# PD137-8222 Infinity Book Cart original Depressible platform Capacity 225 books SKU# W14978990-438 Book Return Cart Depressible Laminate wood construction with depressible platform raises and lowers on spring or hydraulic press SKU# 17PMT304-7899 Book Return House With Cart Complete Set A complete solution with house and cart in a set SKU# 14PMTB170-915C Kingsley Duralight Aluminum Book Carts Nonrusting aluminum alloy construction Textured black powder-coat finish SKU# PD135-9970