FEATURES * 20 per package * Material: Delrin * Size: 1/6" Barb with 1/8" OD Tubing * Fits: 1/8" OD tubing * Included in Barb Kit (RPI Part #ADK080) and Control Block Kit (Major) (RPI Part #ADK241) FITS: Control Block 300 & 500 series, Handpiece Block to fit Century II System (OEM Part #38-0223-00), & Handpiece Block to fit Century Plus System MODEL(S) THIS PART FITS: Barbs, Clamps & Sleeves, Control Block 300 Series (OEM Part #38.1831.00), Control Block 500 Series (OEM Part #38.1776.00), Handpiece Block to fit Century II System (OEM Part #38-0223-00), Handpiece Block to fit Century Plus System