Push-in Fitting Straight (R1) Push-in Fitting Straight (R1) Push-in Fitting Rotary Elbow (R31) Push-in Fitting Rotary Elbow (R31) Push-in Fitting Reducer (R8) Push-in Fitting Reducer (R8) Blanking plugs (R9) Blanking plugs (R9) Push-in Fitting Straight Bulkhead ( Push-in Fitting Straight Bulkhead ( Push-in Fitting Straight Plastic (R Push-in Fitting Straight Plastic (R Push-in Fitting Elbow Plastic (R21) Push-in Fitting Elbow Plastic (R21) Push-in Fitting T Plastic (R22) Push-in Fitting T Plastic (R22) Push-in Fitting Y Plastic (R23) Push-in Fitting Y Plastic (R23) Push-in Fitting dual-Y Plastic (RL4 Push-in Fitting dual-Y Plastic (RL4 In-Line Series In-Line Series Quick Fit Coupler IAC Quick Fit Coupler IAC Flow Micro Regulators (MRF O) Flow Micro Regulators (MRF O)