I'm not a drummer, so measurements are approximate.
Bass - 14x20
Tom - 8x12
Snare - 5x14

Kent logo on snare is missing.  High hat stand and cymbals are unknown.
I have the original hoops for the bass drum, but they'd need some repair.  The originals also have an orange sparkle strip.

Here's what AI has to say--

This vintage 3-piece drumkit from Kent in a striking orange sparkle finish is a great addition to any musician's collection. The drums feature the classic Kent logo and produce a rich and authentic sound, perfect for any style of music. Crafted with high-quality materials and precision engineering, this kit is built to last and will surely impress any discerning drummer. Whether you're a seasoned professional or just starting out, this Kent drumkit is sure to elevate your performance to the next level. Don't miss out on the opportunity to own this beautiful and timeless piece of musical history.