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.

116 results
116 results
Gears & Chains

Black Sprocket Gear

$0.90 /ea In Stock

Black Sprocket Gear

In Stock $0.90
Micro KNEX Coaster Parts

Black Track (203mm)

$0.48 /ea In Stock

Black Track (203mm)

In Stock $0.48
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.