Compatible Models: This replacement trimmer blade is designed for QC5130 QC5115 QC5120 QC5125 51350 PT786 S9311 electric clippers. seamless compatibility and performance with these specific models for optimal grooming results. Advanced Material: Crafted from premium stainless steel, this blade conforms to the of the head for instant hair cutting and smooth trimming. Its construction ensures long-lasting sharpness and resistance to wear and tear. Safety Design: Featuring R-shaped rounded corners and polished teeth, the blade's design prioritizes your scalp's safety. This gentle contact prevents skin irritation and ensures a comfortable trimming experience without compromising efficiency. Cool Operation: Engineered with superior serration geometry and advanced blade technology, the blade fits snugly against its cutting edges. This design not only enhances cutting precision but also maintains a cool blade temperature to prevent overheating during use. Ease of Use: Installing this blade is straightforward, enhancing your clipper's functionality almost immediately. Regular cleaning and proper maintenance are recommended to extend the blade's lifespan and it remains in top condition. Colour:black Material:Plastic + Metal Package Contents: 2 * Hair Clipper Replacement Head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.