New Arrivals/Restock

6pcs 5mm to 8mm Bore Rigid Shaft Coupler, Blue

flash sale iconLimited Time Sale
Until the end
15
13
33

US$3.59 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$2.40
quantity

Product details

Management number 250228947 Release Date 2026/09/17 List Price US$2.40 Model Number 250228947
Category

Made of high-strength, rust-resistant aluminum alloy, this coupling withstands continuous operation in DIY and light industrial environments. The hardened M4 set screws provide a secure, vibration-resistant grip on your shafts. Specifications: Inside Diameter: 5mm to 8mm Bore Length: 25mm Outside Diameter: 14mm Thread: M4 Material: Aluminum Alloy Color: Blue Quantity: 6 Pieces Note: Due to manual measurement, please allow a deviation of 1 - 2mm.

  • Package included: 6 x 5mm to 8mm bore aluminum alloy rigid coupling, 24 x M4 set screws 1 x L wrench for fastening. Length: 25mm, outside diameter: 14mm, thread: M4.
  • Precision rigid coupling: Designed for high-accuracy applications where shaft alignment is critical. This is a rigid coupling that transmits torque with zero backlash, requires precise alignment of the 2 shafts during installation.
  • Rigid coupling: Made of solid aluminum alloy, this coupler delivers exceptional rigidity, high torque capacity, and low rotational inertia. This ensures responsiveness and sensitivity for the motors,and precision drive systems.
  • Easy installation: Comes with 24pcs M4 set screws, 1pc L wrench for easy and firm fastening attachment. Simply align your shafts, tighten the screws with L wrench, and achieve a solid connection in minutes.
  • Wide applications: An essential component for 3D printers, CNC routers, laser engravers, small robotics, and automation projects. Suitable for connecting motors to lead screws, ball screws, or other driven shafts.
ASIN B0GD5X2KLQ
Brand suiwotin
Size Name 5mm to 8mm
Metal Type Aluminum
Unit Count 1 Count
Item Weight 0.05 kg
Part Number EKIS1998s001
Thread Size M4
Thread Type Iso Metric
Manufacturer suiwotin
Thread Style Metric
Fastener Type Coupling
Item Diameter 14 millimeters
Material Type Aluminum
Item Highlight Aluminum Alloy, Coupling Connector for Motor, 3D Printer & DIY Projects
Exterior Finish Aluminum
Number Of Items 6
Number of Pieces 6
Outside Diameter 14 millimeters

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review