bIX 019L Long spout gas refill adapter. 6 inch spout. For those who need a longer reach! ix 019 Refill adaptor Produced in conjunction with Martin Baylis Engineering this is a superior quality gas refill adapter. Easy to fit on to the disposable gas can. 6 inch spout. .This fits all disposable gas cans with male thread. Thread is 7/16 UNEF 28TPI.