Check the listing for details. Chris King Grease Injector Tool designed for Chris King BB's. Color: Black, Condition: New. Listed at 50.00 USD. The Bottom Bracket Grease Injector Tool designed for Chris King Bottom Brackets. 24mm Tool Option is for the Chris King Press Fit 24, Thread Fit 24 and T47-24 Bottom Brackets30mm Tool Option is for the Chris King Press Fit 30, Thread Fit 30 and T47-30 Bottom Brackets*****This is not an OEM Tool; Chris King has discontinued making these tools.*****The grease injector tool is machined from 6061-T651 Aluminum billet to exacting tolerances then anodized to decrease wear. This tool has 8-injector ports evenly spaced which provides a quicker fill time verses the “original 4-port tool”. The tool is designed to be used in conjunction with any universal grease gun via the zerk fitting provided.NOTE: THE DELRIN INSERTS MUST BE REMOVED BEFORE USING THE TOOL.