TFL Collet Style Coupler**Reverse Thread, use on reverse systems where the cable spins clockwise**
Motor Side Diameter: 8mm (0.315")Cable Side Diameter: Approx 4.75mm (.187")
Specs:Weight: 11.33g (0.4Oz)Length: Approx 30.50mm (1.20")Width: Approx 12.75mm (0.50")