5PCS 3mm to 3mm Shaft Coupling Motor Connector Brass Connector Copper DIY Motor Flexible Shaft Coupling Joint Connector with Screws for 3D Printers DIY RC Car Boat L20XD9 (3mm to 3mm)

$7.99

Price: $7.99
(as of Oct 03, 2025 02:47:14 UTC – Details)

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Features: 
Made of high-quality brass, high temperature resistance, corrosion resistance and oil resistance, long service life 
Connect two shafts of different specifications to achieve the purpose of changing shafts 
Ideal for RC Model motor,widely used in model shaft connection.compatible with RC DIY Airplane Boat Robot. 
Well made,a good Compatible with your old or broken one.
Easy to install and remove.
A variety of sizes available to be chosen 
Specifications:
Product name: Motor Shaft Coupling Connector
Color: Gold
Material: Brass
Thread Size: M3
Total Size: 20 x 9mm / 0.79 inch x 0.35 inch (L*D) 
Package List:
4 x Motor Shaft Coupling Connector
8 x Screws

Product Dimensions ‏ : ‎ 1 x 1 x 1 inches; 0.7 ounces
Manufacturer recommended age ‏ : ‎ 15 years and up
Date First Available ‏ : ‎ May 20, 2025
Manufacturer ‏ : ‎ MORFUM
ASIN ‏ : ‎ B0F99BJCGC
Best Sellers Rank: #146,531 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #2,374 in 3D Printer Accessories
Customer Reviews: 3.0 3.0 out of 5 stars 1 rating var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Wide Application: The shaft Coupler is mainly used to connect the motor shaft, to realize the normal operation of the machine, Suitable for 3D printers, rc model cars, model boats, hardware, mechanical drive situations, etc
Premium Material: Shaft coupler connector made of high-strength brass with integrated structure, it has good electrical conductivity, high strength, high hardness, integrated structure, maintenance-free, oil-proof and corrosion-resistant
Size: Connection Bore Diameter: A variety of sizes available to be chosen; Total Length: 20mm / 0.79 inch, Outside Diameter : 9mm / 0.35 inch; with M3 Screws
Good Performance: Top tight type rigid coupling, high torque with rigidity, low inertia and excellent sensitivity. There is no rotational play and the elastic effect compensate for symmetrical angular misalignment
Note: The rigid type basically does not allow eccentricity, and it must be fully adjusted during use