Smith-Victor offers a helping hand in the form of the gaffer grip - a strong grip clamp for light placement at any angle. Cushioned non-skid grip protects fine surfaces from marring. Grip on tables, shelves, doors, pipes or any surface up to 2 1/2 in. wide. 3/8 in. and 5/8 in. studs are interchangeable.( A5 light shown in sample photo is not included) .