Supreme Trimmer 52100G Professional Adjustable Replacement, And St5220 (Gold). Stainless Steel Blade ? Our Blades are Self-Sharpening Professional Grade blades used for Adults and Children. They are designed to give you the Sharp look without pulling on your hair or causing discomfort. Great for sensitive skin. Sensitive Skin/Kids with disabilities - #52100 Blade has received praise from customers regarding how easy it is to cut hair of Kids or clients with difficulty staying still. Our Blades give a Professional cut while remaining comfortable to the skin. Zero Gap ? You can Zero Gap your Trimmer Blade if preferred. High Quality Affordable ? Our Blade includes A complete set of Professional Blades with screws, Spring the Bracket. Designed For T-Shaper ST5200, ST5210, ST5220