Elumen8 CLAM210 3 Way 90 Degree Elbow Key Clamp (128-HDG). Key clamps are designed to secure and connect 48.3mmØ tubes quickly and easily. The wide range of options available enables users to create a huge variety of configurations including lighting grids studio frames staging and exhibitions stands. The 3 way 90° elbow key clamp is a 3 way corner joint providing a 90° angle to a top rail whilst connecting the post of a handrail. It is also used to create a smooth corner for other rail constructions. Malleable cast iron construction with hot dip galvanised finish Designed to fit 48.3mmØ tubes Simply secured via an Allen key (not included) Please note: Not suitable for use in the construction of scaffolding frameworks Grub screws included