Collection: GIFTS FOR HIM stem123

YU XIANG F06 RC Helicopter 1/36 Scale EC-135 2.4G 6-Channel Direct-Drive Brushless 3D Aerobatic Aircraft Model

YU XIANG F09-H SH60 Seahawk 8CH RC Helicopter 1/47 Scale 2.4G Dual Brushless DD 6G/3D Stunt Copter Model

YU XIANG YXZNRC F09-V RC Helicopter 1/47 Scale 2.4G 6CH Dual Brushless Direct Drive Flybarless 6G/3D Stunt Model

YU XIANG EC-135 RC Helicopter 1/36 2.4G 6CH Direct Drive Brushless 3D/6G Model

Support Bracket for MAD V8 Engine Model

4 AA Battery Holder with Switch HX2.54 Connector Specifically Compatible with MAD V8 Engine Model

ENJOMOR 1/6 Scale V8 Internal Combustion Engine Model Kit that Works-Build Your Own V8 Engine

ENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy- Enginediy