The Squire CP Combination Padlock delivers heavy-duty security and there are no keys to lose. The die-cast alloy lock body has a dual compound protective cover for high corrosion resistance and excellent weather protection. All locks can be coded and re-coded as required and they can be coded alike, so one code opens several locks. The combination wheels are spaced comfortably apart, making them easier to use, with push-button operation. The recodable mechanism offers 10,000 possible combinations on the 4-wheel and 100,000 possible combinations on the 5-wheel, making them very difficult to pick. It comes with a 10 Year Guarantee. CRIMESTOPPERS endorsed.The Squire CP50/2.5 Extra 63.5mm Long Shackle Combination Padlock 50mm has a 4-wheel re-codeable combination offering upto 10,000 combinations and is supplied with code changing instructions inside the pack. Squire Security Rating 7 (Based on a Rating of 1-15). Specification Body Width: 50.0mm.Body Thickness: 26.0mm.Shackle Diameter: 8mm