APC 4.75x4.75 Speed 400 Elec Prop

This is a 4.75x4.75 "tractor" (not a "pusher") airplane propeller.
This prop is designed for the speed 400 size motors.

FEATURES:
Computer-optimized design provides these props a thinner profile and
    more "bite" with less sound
Light-weight molded nylon construction decreases rotating mass for
    greater output and longer life
Strengthening carbon fibers assist keep true, continuous pitch at
    any rpm.

INCLUDES:
One carbon-reinforced NYLON propeller

NEEDS:
ALL props need balancing (use TOPQ5700)
May need prop reamer, use GPMQ5005 (SAE) or GPMQ5007 (Metric)

SPECIFICATIONS:
Length: 4.75" Pitch: 4.75

Often acquired with the product that you are currently checking out.

4.75x5.5 Speed 400 Propeller

This is a 4.75x5.5 Speed 400 Electric Propeller
from Advanced Precision Composites.
For utilize on Electric powered aircraft only, not for glow powered engines.

FEATURES:
Constructed of Gray composite product
For Speed 400 motor applications
2 adjuster rings that adapt to different motor shafts

CONSISTS OF:
4.75x5.5 Speed 400 Electric Propeller, two adapter rings and
    direction sheet

NEEDS:
Assembly onto motor shaft or gear drive system in Electric aircraft

SPECIFICATIONS:
Size: 4.75"
Pitch: 5.5
Hub inner size: 0.24" (6mm) where rings are set up
Inner Size of Rings: 0.188" (4.8mm) and 0.236" (6mm)