1.Material: C-clips circlip rings is made of 304 stainless steel. It has higher tensile strength, sturdiness and provides longer life, suitable for Indoor and Outdoor Use. 2.Circlip Size: There are 5 different sizes to choose from, they are 90mm/95mm/100mm/105mm/110mm/115mm. Can be used for different purposes and projects. 3.Wide Application: C-clips circlip rings are great for axles, shafts, and other moving parts. Such as cylinders, automobiles, valves, electrical appliances, spraying, doors and windows, bearings, machinery, etc. good for pros and hobbyists. 4.Standard Clamp Hole: The standard clamp hole of the snap ring can be snapped into the machined groove on the stud or other parts to allow rotation, but avoid lateral movement. The thick retaining ring can play the role of tightening and sealing, effectively preventing the bearing from moving.