Stainless Steel Cup Drink Holder with Drain Marine Boat Rv Camper,marine Grade,silver Tone,can Be Used in a Salt Water Invironment-1 Pack ,generic Height overall including drain fitting - 4" Height overall excluding drain fitting - 3-1/4" Stainless cup holder diameter overall lip outside - 4-1/4" Marine cup holder diameter inside (large) - 3-5/8" Diameter inside (small) - 2-5/8" Hole cutout needed - 3-3/4"