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.

104 results
104 results
Micro K'NEX

Red Rod – 25mm

$0.06 /ea In Stock

Red Rod – 25mm

In Stock $0.06
Classic Clips

Red Pin/Peg

$0.19 /ea In Stock

Red Pin/Peg

In Stock $0.19
Classic Rods

Red Transition Rod

$0.04 /ea In Stock

Red Transition Rod

In Stock $0.04
Spacers & Washers

Red Wide Micro Spacer

$0.19 /ea In Stock

Red Wide Micro Spacer

In Stock $0.19
Gears & Chains

Medium Red Gear

$1.59 /ea In Stock

Medium Red Gear

In Stock $1.59
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.