K'NEX Parts & Accessories

Premium replacement parts and upgrade kits for your favorite K'NEX builds. Built by fans, for fans.

K'NEX Parts & Accessories

Premium replacement parts and upgrade kits for your favorite K'NEX builds. Built by fans, for fans.

K'NEX Parts & Accessories

Premium replacement parts and upgrade kits for your favorite K'NEX builds. Built by fans, for fans.

45 results
45 results
Sale
Wheels Tires & Pulleys

Medium Hub or Pulley (Metallic) – 50mm

Original price was: $0.57.Current price is: $0.34. /ea In Stock

Medium Hub or Pulley (Metallic) – 50mm

In Stock Original price was: $0.57.Current price is: $0.34.
Join Waitlist We generally have more stock on hand than our website shows. So stock could be updated quickly! We try to restock at least once a week if possible depending on part supplies.