Robuta

https://www.olabitaly.com/products/fluid-control/fittings/brass-fittings/f100-b-nbr_67.html OT58 brass Push-In Fittings for plastic tubes | Series F100/B NBR Series F100/B NBR: push-in fittings in OT58 brass for plastic pipes with metal sleeve-NBR. Ideal for oil and compressed air systems with quick release. Request... push in fittingsfor plastic