Mount is a low profile, push button release swivel mount designed for use with lightweight electronic instruments such as Lowrance and Eagle Liquid crystal graphs, radios, VHF Depth sounders, etc. The removable top unit easily snaps into place and can be rotated a full 360° & automatically locked into any one of 45 different positions. Only 1-1/4" high, this extremely low profile model is smaller than most others on the market. These two part swivel mounts are molded from durable Dupont 6/6 nylon and the base unit is pre-assembled with stainless steel springs and screws. Designed for use with lightweight liquid crystal Lowrance, Eagle, & other light weight electronic instruments.