Smooth Fit accessories enable the user to connect two lengths of D-Line trunking around a variety of popular angles. Leave space (between D-Line lengths) to accommodate accessory required. Use the accessory as the template. Pencil mark the surface and the length. Peel & stick lengths to surface, insert the cables and the Smooth-Fit accessory will retro-fit into the space(s) you left. Internal shoulders fit securely under lengths, to give smooth flush-finish. Each pack contains: 2 x Flat Bends, change direction by 90º on flat surfaces. 2 x Internal Bend, join lengths around 90º inside corners. 2 x External Bends, join lengths around 90º outside corners. 2 x Equal Tee, use to join 3 lengths of same profile. 3 x Connector, use to join 3 lengths of same profile. 2 x End Cap, neatly finish open ends.