The Panther Contra is a high-performance contra-drive system designed for full-scale 2M class F3A aircraft. All critical components—shafts, gears, and pulleys—are CNC-machined to ensure exceptional precision, durability, and smooth operation.
There are two versions of Contra drive. The one is complete version and another one is kit version.
Complete version (Coming soon in April)
This version is a complete contra drive unit that can be installed the airplane without separate assembly.
Kit version
This contra drive unit KIT version does not include a motor, propellers and unassembled. This is useful if you have a motor or want to buy it separately.
We recommend the motor Egodrift TENGU 4025EC (Eclipse) 650 Kv with a 40 mm outer shaft length, or any equivalent motor suitable for F3A contra applications and also recommended propellers is Falcon Carbon Prop 23 X 20 or 23.5 X 20 <- better
*Notice : The 4 mounding holes of motor are should be M4 and distance between the holes is 30mm.
Specification
Weight: 182 g (without motor and mount)
Outer Size: 84 × 76 × 101 mm
External Shaft: Ø 6 mm × 40 mm length
Reduction Ratio: 4.77
Contents
Panther Contra Unit — 1 set
Mount Set (Ø 82 mm) — 1 set
Spinner Set (Ø 82 mm) — 1 set
Repair Parts for Panther Contra
Main Helical Gear
Belt HTD 207-3M
Inner Shaft
Collet Set
Motor Pulley & Gear
Prop Adapter
Motor Mount Set
Spinner Set
Ball Bearing Set
The Panther Contra is a high-performance contra-drive system designed for full-scale 2M class F3A aircraft. All critical components—shafts, gears, and pulleys—are CNC-machined to ensure exceptional precision, durability, and smooth operation.
There are two versions of Contra drive. The one is complete version and another one is kit version.
Complete version (Coming soon in April)
This version is a complete contra drive unit that can be installed the airplane without separate assembly.
Kit version
This contra drive unit KIT version does not include a motor, propellers and unassembled. This is useful if you have a motor or want to buy it separately.
We recommend the motor Egodrift TENGU 4025EC (Eclipse) 650 Kv with a 40 mm outer shaft length, or any equivalent motor suitable for F3A contra applications and also recommended propellers is Falcon Carbon Prop 23 X 20 or 23.5 X 20 <- better
*Notice : The 4 mounding holes of motor are should be M4 and distance between the holes is 30mm.
Specification
Weight: 182 g (without motor and mount)
Outer Size: 84 × 76 × 101 mm
External Shaft: Ø 6 mm × 40 mm length
Reduction Ratio: 4.77
Contents
Panther Contra Unit — 1 set
Mount Set (Ø 82 mm) — 1 set
Spinner Set (Ø 82 mm) — 1 set
Repair Parts for Panther Contra
Main Helical Gear
Belt HTD 207-3M
Inner Shaft
Collet Set
Motor Pulley & Gear
Prop Adapter
Motor Mount Set
Spinner Set
Ball Bearing Set
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