EXTENDED sports motorcycle yoke mount with a dedicated Apple iPhone 5, 5S Tough Case (not suitable for the iPhone 5C). Includes a central fork stem motorcycle yoke mount fitting for holes 13.0-14.7mm (0.52"-0.58"), a Ball adaptor & a 3" extender arm for extra reach. This central fork stem yoke mount has been developed for use on motorcycles where a handlebar mounting option is not possible or desirable. Designed to fit sports, super bikes, endurance and touring motorbikes using the cylindrical bore wall (steering head tube) of fork stems. Case Features: IPX4 waterproof protects from water splashes, light rain showers, dust and dirt. Robust, light-weight - designed for daily use. Secure hinged opening, book-style. Bespoke silicon liner for cushioning and shock reduction. Sensitive front lens ensures easy access. Headphone socket & Power access weather caps. Mount Features: Motorcycle Fork Stem Yoke Mount Fits Stems: 13.0-14.7mm (0.52"- 0.58"). 1" Ball fixing. Light weight - made from Aluminium. Easy to attach to the steering head tube of fork stem and completely removable. 3-prong adaptor joins mount to case. Includes 3" Extension piece. IMPORTANT: Check your stem cover can be removed leaving a central hole for mount to fix in. Drop Fork Stem Motorcycle attachment in hole of stem & tighten. The split shaft will expand to fit inside wall of fork stem, use Allen Key to tighten. Measure your hole! This option is designed to fit stems that measure from 13.0-14.7mm (0.52"- 0.58"). Alternative sizes available. When fitting case to mount, please engage the 3-prong attachment system, firmly pushing together until it clicks. Some force will be required!