The HP Velotechnik Bolt for Front Suspension Stabilizer Bracket is a countersunk screw for the front suspension system on HP Velotechnik front suspended trikes. It is the part that secures theĀ HP Velotechnik Front Suspension Stabilizer Bracket, which holds the HP Velotechnik Anti-Roll Stabilizer Bar, to the Scorpion front suspended frames. One bolt is needed for each bracket. Sold singly. View the HP Velotechnik Trike Owner's Manual for more detailed installation instructions with regards to the front suspension.