Products  
ACME Components
My full line of Anti-backlash Leadnuts, Threaded Couplers, Thread Clamps, and Flange Nuts in ACME thread forms.
Now carrying 16 ACME sizes! NEW! Thread-Mount Leadnuts (in 1/4" and 1/2" sizes only)
UN Components
My full line of Leadnuts, Threaded Couplers, and Thread Clamps for standard UN threaded rod. This screw stock is readily available in many hardware stores.
 
Metric Components
My full line of Leadnuts, Threaded Couplers, and Thread Clamps for standard Metric threaded rod.
Currently carrying M10x1.5 & M6x1
 
Trapezoidal Components (Metric ACME)
My full line of Leadnuts, Threaded Couplers, Thread Clamps, and Flange Nuts in Trapezoidal thread form.
Currently carrying TR12x3, TR12x3 (2 Start), & TR10x2
 
Smooth-Bore Clamp-on Couplers
Design your own couplers! Customizable Delrin couplers to connect your stepper motor to your lead screw shaft (plus a million other uses). Includes a wide selection of bores you can choose from for each side.
 
Smooth Shaft Collars
Customizable Delrin clamp-on Shaft Collars to lock anything on a shaft. Includes a wide selection of bores in inch and metric to choose from.
 
NOTES Please verify your address at checkout.
All threads are right hand.
All parts are made from durable black acetal Delrin.
Texas residents will be charged 6.75% state sales tax.
All payments MUST be made in U.S. dollars.