Alfagomma Slangpilaar Interlock G2 JIC Wartel DN19 1.1 16 Drukbegrenzingsventielen Handle bar AL L=3000MM blank filter Element Handle bar AL L=3000MM H1200AD1 320000 H1722512 121200 DKJH2017G2 1254455 Alfagomma Slangpilaar Interlock G2 JIC Wartel DN19 1