CA411 | 145PC AIR CONDITIONING O-RINGS Suits R134A Gas. HMBR (Green) Imperial 70 Shore. 10 Sizes: 3/16 to 3/4 145 Pieces Replacement Packs Available Part# I.D. Section Pack Qty C411-1 3/16 1/16 20 C411-2 1/4 1/16 20 C411-3 3/8 1/16 15 C411-4 7/16 1/16 15 C411-5 9/16 1/16 15 C411-6 11/16 1/16 15 C411-7 7/16 3/32 15 C411-8 9/16 3/32 10 C411-9 5/8 3/32 10 C411-10 3/4 3/32 10