Description: 【Material】: This handheld propeller is made from a combination of metal and iron, ensuring its durability and longevity even in harsh marine conditions. 【Installation Type】: The manual propeller is designed to be installed with an electric drill, making it easy to set up and use. 【Versatility】: It's suitable for various types of boats including canoes, wooden boats, iron boats, inflatable rubber boats etc., making it a versatile addition to your boating equipment. 【Product Dimensions】: The propeller has a diameter of 18cm/7.08 inches and the product length is 1m/3.28ft or 1.25M. The bracket size is 40x10 cm/15.74x3.93 inches which can accommodate fixtures within a thickness range of up to 5cm/1.97in. 【Convenient Steering】: This manual propeller is equipped with an ergonomic handle, which not only makes you feel comfortable but also allows you to complete the steering with only a slight rotation. Specification: Material: Metal Applicable boat types: canoe, wooden boat, iron boat, rubber boat, etc. Size Chart: Clamp thickness range: within 5cm/1.97in Standard size (WxH): 40x10cm/15.74x3.93in Propeller diameter: 18cm/7.08in Product length: 1m/39.37inch or 1.25m/49.21inch Package Includes: 1 Set Hand Operated Boat Propeller   Note: Please allow slightly errors 1-2cm differences due to manual measurement.