The Zee Cage II has incredible holding power & its compatible with SWAT™ solutions for tool & storage integration. For easy bottle access we also gave it a unique side-loading design that allows you take pulls from the left-hand side. SWAT™-compatible design allows for storage & tool integration. Reinforced composite material improves durability without adding weight. Side-loading design allows for secure bottle retention with easy in & out accessibility for frames with a compact bottle mounting area. Left-hand loading on the down tube—right-hand loading on the seat tube. Sleek minimalist design with razor-sharp graphics. Accepts EMT Cage Mount Tool. Accepts MTB XC Box (when used on compatible frames). Weight: 43g