ປະຫຍັດ $10.00 (10% ສ່ວນຫຼຸດ)
J31008 Single-Cylinder Four-Stroke Gasoline Internal Combustion Engine Teaching Model Experimental Instrument STEM Toy
$89.99
$99.99
ສິນຄ້າ:296
ຄວາມນິຍົມ:1267
ປະຫຍັດ $200.00 (15% ສ່ວນຫຼຸດ)
RETROL 16cc 4-Stroke Horizontal Water-Cooled Working Diesel Stationary Engine Model
$1099.99
$1299.99
ສິນຄ້າ:256
ຄວາມນິຍົມ:1267
ປະຫຍັດ $20.00 (17% ສ່ວນຫຼຸດ)
TECHING 3D Metal Puzzle Swinging Santa Claus Model with Color Lights DIY Assembly Toys for Christmas gifts -100PCS+
$99.99
$119.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:2187
ປະຫຍັດ $30.00 (12% ສ່ວນຫຼຸດ)
ຊຸດເຄື່ອງຈັກ SKYMECH PT6A Turboprop -ສ້າງເຄື່ອງຈັກ Turboprop ຂອງທ່ານເອງທີ່ເຮັດວຽກ -3D Printing DIY Aircraft
$219.99
$249.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:2109
ປະຫຍັດ $15.00 (9% ສ່ວນຫຼຸດ)
ENJOMOR α-type Alpha Double-Cylinder Double-Piston Hot Air Stirling Engine Model Gift Toy for Science and Education Enthusiasists
$159.99
$174.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:1959
ປະຫຍັດ $4.00 (8% ສ່ວນຫຼຸດ)
ENJOMOR γ-Type Mirror-Reflective Thermal Air Stirling Engine Generator Model with LED Bulb String
$45.99
$49.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:1946
ປະຫຍັດ $200.00 (10% ສ່ວນຫຼຸດ)
CISON Small-block 44CC 1/6 Scale Water-Cooled Flathead 4-Stroke V8 Gasoline Engine Internal Combustion Model Kit ທີ່ເຮັດວຽກ
$1799.99
$1999.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:1916
ປະຫຍັດ $100.00 (10% ສ່ວນຫຼຸດ)
TOYAN V8 Engine FS-V800WGPC 28cc OHV Gasoline Engine - ສ້າງເຄື່ອງຈັກ V8 ຂອງທ່ານເອງ - ຊຸດເຄື່ອງຈັກ V8 ທີ່ເຮັດວຽກ
$899.99
$999.99
ສິນຄ້າ:267
ຄວາມນິຍົມ:1894
ປະຫຍັດ $40.00 (20% ສ່ວນຫຼຸດ)
M16B 1.6cc Mini 4 Stroke Gasoline Engine Model Horizontal Air-cooled Single-cylinder Internal Combustion Engine with Wooden Base
$159.99
$199.99
ສິນຄ້າ:277
ຄວາມນິຍົມ:1882
ປະຫຍັດ $50.00 (13% ສ່ວນຫຼຸດ)
RW-BL1K Mini Reciprocating Reciprocating Single-Cylinder Live Steam Engine Kit with Boiler DIY Kit
$349.99
$399.99
ສິນຄ້າ:307
ຄວາມນິຍົມ:1847
ປະຫຍັດ $6.00 (15% ສ່ວນຫຼຸດ)
ENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy
$33.99
$39.99
ສິນຄ້າ:247
ຄວາມນິຍົມ:1829
ປະຫຍັດ $10.00 (10% ສ່ວນຫຼຸດ)
SKYMECH TR900 DIY Functional Turbofan Aero Aircraft Engine 3D Printed Assembly Model Dynamic KIT Version
$89.99
$99.99
ສິນຄ້າ:297
ຄວາມນິຍົມ:1795