Description: 【Durability Nylon Construction】: This set of marine hardware accessories is crafted from quality nylon, ensuring a sturdy, lightweight, and long term performance ideal for marine environments 【Comprehensive 12 Piece Set】: The package includes 2 mountain shaped bases, 4 sliding sleeves, and 6 sliding cap, providing all the essential components needed for effective installation on boats and yachts 【Easy Installation】: Designed for simplicity and convenience, these Boat Top Fittings Hardware accessories are easy to install, making them great for both professional and DIY applications on various marine vessels 【Precisly Dimensions】: Mountain shaped base measures 6cmx2.1cmx3.6cm/2.36inchx0.83inchx1.42inch. Both the tube clamp and sliding cap feature an inner diameter of 2.2cm/2.54cm to ensure a snug fit 【Ideal for Marine Use】: Specifically designed to withstand the harsh conditions of marine environments, this Top Fitting Hardware accessory set is great for enhancing the functionality of your boat or yacht with reliable performance Specification: Material:nylon Size Chart:7/8" mountain shaped seat:6cmx2.1cmx3.6cm/2.36inchx0.83inchx1.42inch pipe clamp hole inner diameter:2.2cm/0.87inch sliding cap hole inner diameter:2.2cm/0.87inch Package Includes: 4 Boat Jaw Slide, 6 Eye End Cap, 2 Deck Hinge Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.