WAKE YOUR SUMMER SALE

Save up to $150 on select Pro Boat RC boats. Now through 5/21.

SHIFT INTO OVERDRIVE

Full Throttle Rewards | VIP perks, exclusive deals & more

NEW & IN STOCK

Available now and ready to ship

WAKE YOUR SUMMER SALE

Save up to $150 on select Pro Boat RC boats. Now through 5/21.

SHIFT INTO OVERDRIVE

Full Throttle Rewards | VIP perks, exclusive deals & more

NEW & IN STOCK

Available now and ready to ship

Next Shipment June 2026

4-40 Threaded Brass Couplers(2)

Sullivan Products - SUL543

$4.86

Earn Full Throttle Rewards With Every Purchase. Learn More.

4-40 Threaded Brass Couplers(2) Product Specs

  • MaterialMetal
  • Part TypeHardware
  • Thread Size4-40