Description: Quality Material: The product is made of titanium alloy and stainless steel, ensuring its durability and practicality. Precision Engineering: Our titanium bolts feature controllable cutting and machining, resulting in precise and smooth threads that ensure a great fit every time.Low Wear Rate: With high hardness, this product is extremely sturdy with an exceptionally low wear rate, circlip can be inserted and removed with bare hands.Lightweight Design: The use of titanium alloy makes this product lightweight, ideal for those seeking to lighten their riding needs without compromising on strength or durability.Product Dimensions & Package Contents: Each pin measures approximately 3.1cm/1.22inch in length while each spring measures about 1cm/0.39inch long. Each package includes 2 pins and 2 springs. Size Chart: 3.1cm/1.22inch1cm/0.39inch Package Includes: 2 Pins2 Circlip Note: Please allow slightly errors 1-2cm differences due to manual measurement.