General description MaXpeedingrods Ratchet Brake Caliper Piston Press Spreader Wrench Tool Kit is designed for effective use on single, twin, and quad piston calipers. This tool is essential for brake maintenance and repair, ensuring proper caliper piston retraction. Technical specifications Size: 26.8 x 4.4 x 2.6 cm Material: Stainless Steel Cushioned grip handle for comfort Installation Professional installation is highly recommended as no instructions are included.