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QA1 KFL4S K Series 3-Piece Carbon Steel Rod End 1/4in. Bore 1/4-28 LH Female Thread with Stud

Manufacturer

Picture for manufacturer QA1 Precision Products

Part Number

KFL4S
6 reviews
Sale Price

$8.07

Estimated ship date Saturday, November 21

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Product Details

The QA1 KFL4S is a precision K Series three-piece carbon steel female rod end featuring a 1/4-inch bore, 1/4-28 left-hand female thread, and an integrated 1/4-28 right-hand male threaded stud built into the rod end head. Engineered for performance street, racing, and industrial linkage applications, this rod end delivers the tight tolerances and material quality that QA1 is known for.

Key Features:

  • 3-Piece Construction: Traditional KF Series three-piece design for superior strength and load capacity
  • Ball: 52100 bearing steel — heat treated, precision ground, and hard chrome plated for exceptional wear resistance and durability
  • Race: Alloy steel, corrosion and wear resistant for long service life
  • Body: Carbon steel with protective coating for corrosion resistance
  • Thread: 1/4-28 left-hand (LH) female shank thread
  • Bore: 0.250 in. (1/4 in.)
  • Stud Configuration: Integrated 1/4-28 right-hand male threaded stud built into the head
  • Available in inch dimensions for straightforward measurement and compatibility

QA1 K Series rod ends are suitable for suspension links, steering tie rod assemblies, panhard bars, torque arms, and a wide range of high-performance linkage applications where precise articulation and reliable load transfer are required. QA1 manufactures its rod ends to ISO 9001 certified quality standards, ensuring consistent precision across every unit.

Products specifications

Grease Fitting

No

Heat-Treated

Yes

Jam Nut Included

No

Notes

Features 1/4-28 RH in. male threaded stud built into the rod end head. Only rod end ball and race are heat-treated.

Quantity

Sold individually.

Rod End Attachment

Female threads

Rod End Ball Width

0.375 in.

Rod End Centerline Length

1.312 in.

Rod End Construction

3-piece

Rod End Finish

Zinc plated

Rod End Head Bore Size

0.250 in.

Rod End Head Diameter

0.750 in.

Rod End Head Width

0.375 in.

Rod End Material

Carbon steel

Rod End Misalign Angle (degrees)

16 degrees

Rod End Static Load Capacity

2,539 lbs.

Rod End Style

Metal to metal

Rod End Thread Size

1/4-28 LH in.

Size

1/4-1/4

Thread

Left Hand

Thread Length

0.750 in.

great pricing

Great price and fast shipping, very satisfied!

Best price for the item I needed. Very fast shipping and there consumer service was great on the phone.

Very competive prices, even with shipping costs. Looking forward to using Autoplicity again in the near future.

Lowest price on the INTERNET!!! I searched for days and nobody could even come close to their price. They provided excellent feedback on my order status including shipping and tracking numbers.

Transaction has been smooth so far. Pricing is great compared to other online retailers.

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