Shimano Di2 Road 12 Speed Groupset Builder Items:default items featuring an EPS liner for

featuring an EPS liner for crash protection and a PC shell for strength and stability

The saddle's position can be precisely adjusted via a secure two-screw clamp

the shape of the stem

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more comfortable and with increased puncture protection

Shimano Di2 Road 12 Speed Groupset Builder Items:default items featuring an EPS liner forCustomize your road bike with our handy Shimano Di2 Road 12 Speed Groupset Builder and choose exactly what you need, leaving out what you don't. This builder includes parts from the Shimano Dura Ace, Ultegra and 105 Di2 12 speed product ranges, so you can put together a drivetrain tailored precisely to your bike and budget. Need help planning your build, or not sure whether certain product combinations will work together? Contact the CCACHE team for