Bike Motorcycle Fork Stem Yoke Mount Monoeric 20.5 24.5mm Waterproof Motorcycle Fork Stem Yoke Mount for iPhone 13 Mini (sku 58979) Amazon.com: Universal Motorcycle Fork Stem Mount Kit Techgripper Ultimate iPhone 15 Pro Motorcycle Mount? Quad Lock Fork Stem Test. 20. 5mm 24. 5mm (0. 81" 0. 96") Central Fork Stem Yoke Motorcycle Mount with IPX4 Waterproof Case. Suitable for the Apple iPhone 13 Mini Fits the Honda CBR1000RR Fireblade 2004 onwards where the hole is NOT used for the steering dampener. Note photos are an example of the case & fit does not show it fitting the Fireblade. The IPX4 standard offers protection from dirt, dust, damp weather & water splashes light rain showers. Note: To maintain the water resistant properties of this case there's no cable entrance. Sensitive front lens which allows you to access your smart phone while in the case. Zip access. Padded interior Includes a detachable lanyard. Mount fits fork stem with holes 20. 5mm 24. 5mm (0. 81" 0. 96"). CENTRAL FORK STEM MOUNT. 1" Ball fixing to connect mount to case. Light weight made from Aluminium. Attaches easily to the steering head tube of fork stems. To Fit: Simply drop the Fork Stem Motorcycle attachment into the hole of the stem and tighten. The split shaft will expand to fit the inside wall of the fork stem Use an Allen Key to tighten to create a tight fit. IMPORTANT Measure your hole: This option is designed to fit stems that measure from 20. 5mm 24. 5mm (0. 81" 0. 96"). This adaptor slides on to the 3 prong fixing on the reverse of the case. Please ensure the adaptor plate is properly attached before taking to the road. Once positioned, slide until you hear the reassuring CLICK