KegFitFinder

KegFitFinder: ranked by tube outer diameter

Updated 05 September 2026.

12.7 mm
Jg12i leads on tube outer diameter

The highest tube outer diameter is Jg12i at 12.7 mm.

RankModelTube outer diameter
1Jg12i12.7 mm
2Jg1212 mm
3Jg1010 mm
4Jg389.53 mm
5Duo959.5 mm
6EVA 63id9.5 mm
7Duo88 mm
8EVA 4ID8 mm
9EVA 5ID8 mm
10JG87.94 mm
11Duo656.5 mm
12JG66 mm
13JG44 mm

Questions and answers

Which has the highest tube outer diameter?

The highest tube outer diameter is Jg12i at 12.7 mm.

Compared here

John Guest 1/2" push-fit (1/2" (12.7 mm) OD)John Guest 12mm push-fit (12 mm OD)John Guest 10mm push-fit (10 mm OD)John Guest 3/8" push-fit (3/8" (9.5 mm) OD)Duotight 9.5mm push-in (9.5 mm (3/8") OD)EVABarrier 6.3mm ID x 9.5mm OD line (6.3 mm ID / 9.5 mm OD)