One extension. Three lengths.
Use the 4", the 7", or combine them for 11". Made from lightweight carbon fiber for McDermott cues with the Engage bumper.
*The 3-in-1 Engage Carbon Fiber Cue Extension is only compatible with cues featuring Engage bumpers. The Engage bumper is standard on McDermott H-Series cues. Most USA-made McDermott cues can be retrofitted to have an Engage bumper.