Mustang Motorcycle · New
Mustang 1/4-20x1 inch BTN HD and Spool Washer
MPN 78146 · Store SKU mmp78146
Supplier stock checked 11/7/2026, 1:17:30 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
For mounting passenger seats with Mustang solos on Sportster, Softail Wide Tire, Blackline & Slim, and Dyna.
Manufacturer fitment & guides
Check 78146 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
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