The HILLMAN 45219 Internal Retaining Ring is a pack of 6 stainless steel rings designed for internal use. Each ring measures 1-1/8 inches in size and is made of durable stainless steel material. The metallic color and stainless steel construction provide strength and resistance to corrosion, making these rings suitable for various industrial applications. With a lightweight design at 0.03 pounds and compact dimensions of 9.96x2.48x2.36 inches, these rings are ideal for securely holding components in place.