Image M-Series ARO Pneumatic Manual Standard Hose Barb Coupler Markets Chemical Processing, Construction, Maintenance Repair Operations (MRO), Mining, Steel Processing Jump to Section Product Options Related Products Product Options Part Number Length Maximum OD Body Size Hose ID Material 2MS2-B 2.36" 0.87" 1/4" 1/4" Brass 2MS3-B 2.76" 0.87" 1/4" 3/8" Brass Related Products Image Brass Ferrules for Air & Fluid Image Coil-Chief Self-Storing Hose with Fittings Image M-Series ARO Pneumatic Automatic Standard Hose Barb Coupler Image M-Series ARO Pneumatic Standard Hose Barb Plug Image Pinch-On Double Ear Clamp