Image Part Number Description Price Unit
C73-440 C73-440
UNI-BALL WELD CUP, 13/16" ROD END INSERT Snap ring is included.

Welding causes distortion.
Installing a removable, snug fitting " heat sink " into the bore is recommended during the finish welding process.

Made in the USA See Product Details
$22.99 Each
C73-441 C73-441
UNI-BALL WELD CUP, 1" ROD END INSERT Snap ring is included.

Welding causes distortion.
Installing a removable, snug fitting " heat sink " into the bore is recommended during the finish welding process.

Made in the USA See Product Details
$22.99 Each
C73-442 C73-442
UNI-BALL WELD CUP, 1-3/16" ROD END INSERT Snap ring is included.

Welding causes distortion.
Installing a removable, snug fitting " heat sink " into the bore is recommended during the finish welding process.

Made in the USA See Product Details
$25.99 Each
C73-443 C73-443
UNI-BALL WELD CUP, 1-7/16" ROD END INSERT Snap ring is included.

Welding causes distortion.
Installing a removable, snug fitting " heat sink " into the bore is recommended during the finish welding process.

Made in the USA See Product Details
$28.99 Each
C73-450-2 C73-450-2
(2) INTERNAL SNAP RINGS
GROOVE SIZE 0.862 in. DIA X 0.046 in. WIDTH

(REPLACEMENT CLIP FOR C73-440) See Product Details
$3.99 Pkg of 2
C73-451-2 C73-451-2
(2) INTERNAL SNAP RINGS
GROOVE SIZE 1.066 in. DIA X 0.046 in. WIDTH

(REPLACEMENT CLIP FOR C73-441) See Product Details
$3.99 Pkg of 2
C73-452-2 C73-452-2
(2) INTERNAL SNAP RINGS
GROOVE SIZE 1.262 in. DIA X 0.056 in. WIDTH

(REPLACEMENT CLIP FOR C73-442) See Product Details
$3.99 Pkg of 2
C73-453-2 C73-453-2
(2) INTERNAL SNAP RINGS
GROOVE SIZE 1.528 in. DIA X 0.056 in. WIDTH

(REPLACEMENT CLIP FOR C73-443) See Product Details
$3.99 Pkg of 2

Made for Rod End Inserts


Uni-Ball Weld Cups from Pro-Werks, offer the perfect solution for installing spherical bearings in many performance applications that don't require adjustment that is available on a threaded shank Rod End.

Pro-Werks Uni-ball bearing cups are precision CNC machined from Chromoly Steel (4130N) and accept most popular bearing inserts. It is recommended to confirm dimensional compatibility with the brand of Rod End insert of your choice. The retaining snap ring is included.

Anatomy of a great Uni-Ball Cup:






There is so much riding on these components, it’s worth using the best parts available.


Note: Welding should always be performed by a qualified welder.


Proudly made in the USA.




Get Connected


Click this image to see all our related hardware and accessories commonly used for linkage fabrication.

;