Description: Scuba diving aluminum alloy finger spool reel with 50m/164ft high visibility line Attached with a stainless steel double end snap clip, strong, reliable and Double brass swivels to prevent line entanglement and twisting Unique flared design allows ease of winding with gloves on under cold water, compact and easy to stow Great gear equipment for cave diving, technical diving activities and a wide variety of diving applications Specification: Material: Aluminum alloy + 316 stainless steel Reel Diameter: Approx. 8.5 cm/3.35 inch Reel Thickness: Approx. 5 cm/2 inch Center Hole Diameter: Approx. 3.5 cm/1.38 inch Line Length: Approx. 50 m/164 ft Line Thickness: Approx. 2 mm/0.08 inch Snap Length: Approx. 10 cm/4 inch Package Includes: 1 Piece Scuba Diving Finger Spool Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!