Buybits TomTom Rider v5 Alternative Motorcycle Yoke Cap GPS Mount - Yoke 40 (sku 16641) Yoke 40 - A unique British engineered alternative mounting option for the TomTom Rider v5 (widescreen version); Yoke cap mount base with 4 hole AMPS layout adaptor plate which the TomTom Rider dock screws to. Note: Rider dock NOT supplied. The yoke cap mount base replaces the yoke cap or nut. Positions your Rider centrally in the perfect viewing position. British engineered - made from High Tensile Anodised Aluminium solid billet. Supplied: 1 x Yoke 40 cap mount base; 1 x AMPS adaptor with 1" ball socket (female); 1 x screw pack (4). To Fit Size: 28mm Thread Pitch 1.00mm Socket Size 35mm; Colour: Black; Height: 50mm; Fitting - tighten to manufactures torque setting.