Optiflo drinking nipple with bite button 1/2″
With acid-resistant seals. Equipped with variable passage as standard.
The ideal combination is to fit this nipple with an automatic flow-through valve of, say, 500ml or 1000ml/minute.
Drinking nipple stainless steel Venke ½” external thread with flat bottom (spray nipple)
€ 4.20 excl. BTW