Heyiarbeit Flex Collet Coupler CNC Stainless Steel for 3.18mm Motor Shaft and 4mm Flex Shaft Flexible Coupling DIY RC Boat Submarine Positive 1Pcs

Heyiarbeit Flex Collet Coupler for DIY RC Boat SubmarineSpecification:Product model: MV-0150Material: Stainless SteelConnect to Motor Shaft: 3.18mm/0.13Connect to Flex Shaft: 4mm/0.16Length: 22mm/0.87 Direction: positiveFeatures:1.Stainless steel, rc boat motor coupler is the high quality replacement part.2.The flex shaft collet is compatible with DIY RC model, such as RC boat toy, RC submarine and so on.3.Stainless steel, High quality replacement part.4.Use for vehicles and remote control toys new high quality drive shaft connection lock head strong and sturdy.Package Content:1pcs x CouplerNote:1. Please pay attention to the size of the item before you purchase it.2. The size of the product are manually measured, please allow slight errors, thank you for your understanding.3. The actual product and the color of the item shown in the picture may be slightly different from the actual product, please refer to the actual product.