Microcosm M66 Mini Rocking Engine Micro Scale Model Gift Collection DIY Project Part Type_Balance Stirling when you got it

when you got it

Packing: Carbon Box

heat head and heat head cap

Stirling Engine Model Low Temperature Difference Magnetic Motor Model Kit

Microcosm M66 Mini Rocking Engine Micro Scale Model Gift Collection DIY Project Part Type_Balance Stirling when you got itMini Pure Copper Steam Engine Model Without Boiler Creative Gift Set 7. 5 x 3. 5 x 5CM Features: . Beautiful Appearance: Small and novel in shape, can be placed in the palm of your hand like a treasure. Exquisite mini, let a person fondle admiringly. Is an excellent craft . High Quality: The product is made of all copper, delicate execution, bright surface, glittering . Parameters: Length 75mm, width 35mm, height 50mm, shaft diameter 2mm, weight 200g