Alternative mounting fits 14mm Hexagon Hole. Suitable for use with - 
Aprilia, CAPONORD 1000 ETV 1000 CAPONORD 2001-2003,
Aprilia, CAPONORD 1000 ETV 1000 CAPONORD 2004-2007,
Aprilia, RST FUTURA RST 1000 FUTURA 2001-2003,
Aprilia, RSV 2 1000 RSV2 1000 1998-1999,
Aprilia, RSV 2 1000 RSV2 1000 2000,
Aprilia, SL FALCO 1000, 2000-2003,
Aprilia, RSV 4 1000 FACTORY APRC R ABS, 2013-2014,
Aprilia, RSV 4 1000 RSV4 1000R APRC, 2011-2012,
Moto Guzzi, 1200 SPORT 1200 SPORT 8V, 2006-2013,
Moto Guzzi, Audace 1400 ABS E4, 2015-2016,
Moto Guzzi, Audace 1400 Carbon ABS E4, 2017

Includes 4 prong attachment adaptrr for use with Herbert Richter and BuyBits  phone / GPS holders.
Unique central yoke nut fitting for sports bikes - British engineered - made from Anodised Aluminium.
Simple allen key fitting.
Mount base gives you a 1" (25mm) ball fitting which is compatible with RAM motorcycle mounts, Ultimate Addons & SW-Motech solutions.
Note - not compatible with steering dampening systems.
What's included?
1 x 14mm hexagon bike base
1 x 4 prong adapter.