2Pcs Toilet Flush Ball Seal – Replacement For Dometic 300 310 320 RV, 385311658, 4" OD, 2.75" ID

If your Dometic RV toilet is leaking or not flushing right, try these.

2-pack of flush ball seals, fits Dometic 300, 310, and 320 series.

Outer diameter 4 inches, inner diameter 2.75 inches, height 0.27 inch.

Part type accessories, unbranded but direct replacement for 385311658.

90 day warranty, made in China.

California Prop 65 warning yes.

Brand new, in packaging.

Easy swap—no special tools needed.

Keep a spare onboard.

Better than dealing with a soggy floor in your rig.

Cheap fix, big difference.

Don't let a bad seal ruin your camping trip.