From Wahl Professional's commercial grade line of products, the Adjustable Clipper Blade set is intended for professional use only and is designed to deliver the sharp performance that experts demand. This adjustable clipper blade fits the 5 Star Senior and the Magic Clip, and from the Sterling Collection it fits the Reflections Senior. Adjustable with zero-overlap capabilities. Package contains (1) Wahl Professional Adjustable Clipper Blade set #2191. Silver in color. Two-hole blade. Includes oil, screws & instructions. Standard replacement blade for Wahl 5 star models: 8545 and 8451 and Sterling/Wahl model: 8501 Blades made in the U.S.A