ITEM NAME:High Performance Universal Boat Deck Hinge Bimini Attachment, 90 Degrees Description: 316 Marine Grade Stainless Steel Bimini Boat Top Quick Release 90 degree Deck Hinge Fitting Corrosion resistance and durable, with quick release pin to allow you to drop the canopy Dimensions (L x W x H): Approx. 6 x 1.8 x 3.6 cm / 2.36 x 0.71 x 1.42 inch Mounting holes center to center: Approx. 4 cm / 1.57 inch Hole diameter: Approx. 0.5 cm / 0.2 inch Package Includes: 1 Piece Boat Deck Hinge Note: Due to the differences between different monitors, the picture may not reflect the actual color. There is 2-3% difference according to manual measurement, please check the size carefully before you buy the item..316 Marine Grade Stainless Steel Bimini Boat Top Quick Release 90 degree Deck Hinge Fitting. 1 Piece Boat Deck Hinge. Corrosion resistance and durable, with quick release pin to allow you to drop the canopy.