Master Airscrew 2.5:1 for S400 RC Gearbox - MAS3425 Platform Straight Section Steel constant-velocity driveshaft rebuild kit

Steel constant-velocity driveshaft rebuild kit components for center CVs

for accurate replacement

The Oxford 1/76 Bedford QLD (OXFQLD006) is a diecast model that brings a finely detailed scale replica to your collection

KYOVZ083 restores the correct body fitment and keeps your bodyshell properly positioned over the chassis

Master Airscrew 2.5:1 for S400 RC Gearbox - MAS3425 Platform Straight Section Steel constant-velocity driveshaft rebuild kitThe Master Airscrew 3425 gearbox is a 2. 5: 1 gear reduction unit built for S400 size motors in electric RC aircraft. It steps motor speed down to a 2. 5: 1 ratio, letting you swing a larger, slower turning propeller for more efficient thrust on park flyers and small electric models. If you're running an S400 motor and want a direct geared drive rather than a direct drive setup, this Master Airscrew gearbox (MAS3425) is the part to fit. Key Features