ITEM NAME:Photography Studio Kits Adjustable Tightening T Shape M4 Handle Screw Red Description: - The handle is Aluminum alloy material, the screw is stainless metal material, strong and screw tight. - Make your rigs more professional, with the well-made M4 screw knobs. - A necessary camera kit photography accessory. - High quality rotating thumb screws, numerous used in DSLR DIY. - Brand new and high quality Specification: - Handle Screw - Material: Aluminium alloy - Shape: T shape - Total Size: approx. 2.9x3.8cm/1.14x1.50" - Screw Length: 1.7cm/0.67" - Screw diameter: 0.3cm/0.12" Package Included: 1x Cmera M4 Screw.Make your rigs more professional, with the well-made M4 screw knobs. - Handle Screw. - Screw Length: 1.7cm/0.67". - Shape: T shape.