Hydraulic coupler dust plug and cap

This is a 3D-printable dust protection set for hydraulic quick couplers, designed to keep your equipment clean and protected from debris. The set includes: Dust Plug – fits over the female coupler. Dust Cap – fits over the male coupler. There are two versions of the dust cap: Closed Cap – fully enclosed. Open Cap – has an opening at the end to make spring insertion easier. Both versions are functionally identical — choose based on your printing preference or ease of assembly. When you're adding the spring: Apply a small amount of superglue to the bottom side of the spring channel inside the cap. Slide the spring into the channel until it's seated properly. Let the glue set before use If you're having trouble inserting the spring, try printing the open version for easier access.