Configurations and features:
• Line gauge for testing static or flowing pressures in hose or nozzles.
• 1″ and 1-1⁄2″ line gauge swivel attached with aluminum piston rings.
• 2-1⁄2″ and 3″ line gauge swivel attached with #316 stainless steel ball bearings.
Hose sizes are NHT. Made in USA.