This ultra duty SINGLE-HORN aluminum servo arm is CNC-machined from a solid billet of 7075-T6 aircraft
aluminum, broached for the mega spline (15T ø8mm), and threaded in three places for M3 mounting hardware on 5mm centers.
Installation is axially on 8mm diameter, 15T-spline shaft (lightly greased), and secured, then cinched with M3 Allen-head machine-thread bolts. Disassembly is the reverse, loosen cinch bolt, then remove securing bolt.
Mounting positions (M3 thread)
- 15.4mm
- 20.4mm
- 25.4mm (1in)
