Thank you for viewing. Product Name: ProX PX434B Smelt Scale 16 Purple ■ 1mm thick aluminum scale for smelt. ■ Can measure giant smelt up to 16cm. ■ Large, easy-to-read numbers suitable for photography. ■ The 0 position and the bottom have a rise, making it easy to place the fish and measure accurately. ■ Includes a strong magnetic release and carabiner. ■ Ideal for small fish such as smelt, gobies, and bitterlings. 【Product Specifications】 ■ Color: Purple ■ Body size (cm) excluding magnetic carabiner: W16 x D3.1 x H1.1 ■ Measurable size (cm): 5.5～16 ■ Standard weight (g): 30 ■ Material: Aluminum