This is the Great Planes ElectriFly Power System Brushless Motor Mount.
  This attaches to the firewall and the electric motor attaches to this mount.

FEATURES: Perfect fit for both 28mm RimFire, Outrunner and 24mm Ammo In-runner
            motors
          Universal motor mounting bolt pattern insures an easy fit with many
            brands of motors
          Lightweight aluminum construction for added durability
          Unlimited adjustability from 1.6-2" (40-51mm)
          For small motors

INCLUDES: One motor support for small motors
          All assembly hardware

REQUIRES: Mounting to the firewall and attaching the motor

SPECS:    Length: 1.65" (42mm)
          Width:  1.97" (50mm)
          Height: 1.44" (36.7mm)
          Weight: 1.2oz (35g)
          Mounting hole dimensions: 1.19"x1.19" (30.2x30.2mm)

                                                                   rmb 12-20-06
                                                                         ir/jxs
                                                              updt jxs 02/29/12