Designed with ease and installation speed in mind, Tilt-Lock® offers a 1-1/4" tilt adjustment in each direction, allowing for simple installation from the inside of the balcony. With the Tilt-Lock® technology, you can effortlessly level and plumb the glass without the need for shimming or packing the channel – no more tedious hours spent onsite trying to adjust for uneven substrates. Just install the glass into the clamping mechanism, "Tilt" it to plumb and "Lock" it off. Made from high-strength, aluminum, Tilt Lock® channels are available to suit any application or project, with a glass range from 1/2" to 9/16" thick. Kits supplied complete in 1 box with covers, end caps, joining pins and glazing rubbers included. Aluminum full cover x 2pcs Joining pins x 4pcs 3.94 Inches Gap cover x 2pcs Flat washer x 12pcs End caps x 2 pcs BR68 Kit glass clamps required (sold separately). One box of 10 per 9' 6'' length of channel. Choose according to project glass thickness. Substrate fasteners not included