Comparison : Item # M60-2, 1/8" O.D. Tube In-Line Sleeve Compression Fitting - In-Line Sleeve
Item # M60-3, 3/16" O.D. Tube In-Line Sleeve Compression Fitting - In-Line Sleeve
Item # M60-4, 1/4" O.D. Tube In-Line Sleeve Compression Fitting - In-Line Sleeve
Item # M60-5, 5/16" O.D. Tube In-Line Sleeve Compression Fitting - In-Line Sleeve
Item # M60-6, 3/8" O.D. Tube In-Line Sleeve Compression Fitting - In-Line Sleeve