The 18 mm Spark Plug Socket is engineered for efficient removal and installation of spark plugs, particularly in motorcycles with limited access to the plug cavity. Its thin-wall design allows it to fit into low-clearance plug cavities, making it especially suitable for models like the Honda XR400. This versatility makes it an essential tool for both trail and garage use. Features: Thin-wall design for accessing low-clearance plug cavities Compatible with 3/8" ratchet, 13/16" wrench, or Phillips screwdriver Designed for efficient spark plug removal and installation Specifications: Socket Size: 18 mm Outer Diameter: 23.94 mm (0.943") Length: 110 mm (4.3") Drive Options: 3/8" ratchet, 13/16" wrench Cross Reference Numbers: 08-0175 Majority of our listings are for a direct replacement for your original part. Our parts are made of quality and are designed to meet or exceed the original OEM Standards. Our products are often a cost effective alternative to genuine OEM Parts. Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.