แกนแข็งสำหรับ Sam STP 3-in-1

Slid right in without any fuss and actually stays put, which was my main worry. Turns my packer into something way more useful without buying anything new. Rinses clean in seconds too.

Wasn't sure this little rod would make that much difference, but it slides in snug and turns my packer into something I can actually use. Stays put during play and rinses clean in seconds.

Finally got to try it out, and the way it locks in securely means no awkward shifting mid-use. Cleanup was honestly quicker than I expected, which makes the whole thing way more practical than I thought an add-on could be. This really does turn the packer into something functional without dropping c