13.3mm - 14.7mm (0.52" - 0.58") Central Fork Stem Mount Base with TiGRA MountCase 2 for Samsung Galaxy S10e & Hardwire / Direct to battery phone charger. Charging access through adapter.

Hardwire features: Cable length with device adapter approx 2.7m. Fused - 2amp. Weather cap. Input Voltage: DC 12-24V / Maximum : 16A. Output Voltage: DC 5V / 2.1A. Reverse Voltage Protection. Short-Circuit Protection. Overload Protection. Water Resistance
Built in Surge Protector

Mount attaches easily to the steering head tube of fork stems. Simply drop the Fork Stem Motorcycle attachment into the hole of the stem and tighten. to tighten to create a tight fit.
IMPORTANT - Measure your hole: This option is designed to fit stems that measure from 13.3mm - 14.7mm (0.52" - 0.58")
Not for use with steering dampening systems

What do I get?
1 x TiGRA mount case and rainguard
1 x hardwire charger
1 x USB adapter
1 x 13.3mm - 14.7mm (0.52" - 0.58") fork stem mount base