Features: This T-handle quick release pin is a kind of mounting connection part for quick locking, fastening, adjusting and fixing, which can be quickly and easily locked for frequent connection. Make of 304 stainless steel, rustproof, wear resistance, corrosion resistance, and is not easy to deforms and bend. Equipped with a lanyard cable to avoid loss, and easy to carry. The ball locking pin is processed with high precisions, which is suitable for various high-precisions positioning and plugs in connection. Suitable for speaker manufacturing, industrial manufacturing, fixture manufacturing, aviation manufacturing, fast bridge paving, OEM equipment manufacturing. Specifications: Material: Black aluminum handle and stainless steel 304 Type: Size A/Size B/Size C/Size D Size A: about 4x10mm/0.16x0.39inch Size B: about 4x15mm/0.16x0.59inch Size C: about 4x20mm/0.16x0.79inch Size D: about 4x25mm/0.16x0.98inch Package Includes: 1pc T-Handle Locking pin note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.