3M Marine Heat Shrink Butt Connectors – 300pcs Waterproof Electrical Terminals (22-10 Gauge)

If you're doing any wiring on a boat, car, or anywhere it might get wet, you need these.

It's a 300-piece kit of 3M heat shrink butt connectors.

They cover everything from 22 to 10 gauge wire.

When you heat them up, they shrink tight around the wire and seal out water and corrosion.

Made in the USA by 3M, so you know they're good quality.

No more sketchy twists and tape—do it right the first time.