Snap-It V001K Large 3-5/8 Drink Holder. Fits foam coozies! Sized for mugs and canned drinks with insulated sleeves. Overall height 3. 5. Top ring is reversible. Comes with mounting hardware for 7/8, 1, 1-1/8 & 1-1/4 round tubing. Plus offers the option of bulkhead mount with enclosed screws. Designed for permanent mounting.