HP Velotechnik modified B&M's wide angle mirror to attach in place of the trike's headset cap. Extension (Headset cap to bend in support) is 12.7 cm. OD of Cap is ~33 mm.
#166421 - Fits Scorpion FS 20 & 26 - LEFT side
Some people have problems with the mirror loosening up and spinning around. We've created a tech video for you, so you can easily fix your mirror, if this issue develops. Visit our Youttube channel at How to fix a B&M Wide Angle Mirror