Check the listing for details. Ryobi 18v Battery Protection Caps - Bulk Pack. Condition: New. Listed at 9.99 USD. Buy more, save more Buy 2 or more products from our store - 10% off Buy 3 or more products from our store - 15% off These are made to fit Ryobi 18v batteries and will not fit the 40v batteriesDetailsThe original Ryobi 18v battery protection caps. These protection caps will help protect the batteries from accidentally shorting when storing and transporting the batteries. This design came out of necessity after shorting one of the batteries accidentally when transporting. Replacing batteries can become expensive, so we wanted to offer an inexpensive way to protect your investment. The protection caps are friction fit and will slide on and off without any tools required.Protects the ends of the batteries from accidentally shortingSnug fit that can be installed or removed in secondsGreat way to protect battery investmentsMade out of a strong HTPLA plastic FeaturesProtectionThese battery protection caps provide many protection/safety benefits. The most important way it will help is by covering the battery contacts from accidentally shorting.MaterialsThis is made out of strong HTPLA plastic which has high flexibility so the protection caps will not break easily.Technical DetailsMaterial: HTPLA What's Included?(2), (5) or (10) Ryobi 18v Battery Protection Caps