Windshield Wiper Booster Spring 4PCS Universal Wiper Fastener Reduce Noise Vibration Aniti Sratch Wiper Tool compatible for Car Accessories Feature: 1. The wiper auxiliary spring uses a scientific dynamic design to provide your wiper with more power and ensure a stronger grip on the glass surface. 2. Equipped with an extra protective cover, our wiper auxiliary spring prevents scratching and damaging the wiper blade. 3. Simply lift the wiper arm, slide the auxiliary spring into place, and secure it with the included tightening clamp. No tools or complicated programs are required. 4. Wiper auxiliary spring is made of high quality alloy and rubber material, durable. 5. Suitable compatible for most standard car wipers on the market, with universal compatibility. Whether you drive a car, SUV or truck, our products make your wipers more efficient. Specifications: *Condition: Brand new *Material:Alloy+ Rubber *Functions: Tighten the wiper *Category: Auto Tools *Applicable: Most car wipers on the general market Tools you may want to know: 1. Magnet Holder: Fix the Vinyl on the object while you wrapping. 2. Felt Squeegee: It's easy to scrape off the bubbles, and at the same time it is useful compatible for protecting the vinyl film. 3. Vinyl Cutter: Very useful compatible for cutting all kinds of the film or paper, such as, PVC film including the car wrap vinyl, wall paper etc. 4. All the tools above are also sold in our shop. Package Included: 1 x Wiper Booster Spring Or 2 x Wiper Booster Spring Or 3x Wiper Booster Spring Or 4x Wiper Booster Spring Or 8x Wiper Booster Spring Please choose the size you like Note: 1. Please refer to measurement. Slight measurement errors are allowed within the normal range. 2. There may be a slight color difference due to the monitor, camera or other factors, please refer to the actual product. 3. If you are satisfied with the product, please leave us a 5-star praise,