Leatherman Bit Driver Extension Black Oxide at Swiss Knife Shop
LEATHERMAN, Bit Driver Extender Add-on Accessory for Multitools, Black - Walmart.com
Galvanox Multi-tool Bit Driver Extender - Compatible with Leatherman Skeletool/Surge/MUT/Wave Plus and Signal Bits set, Multitool Kit add-on accessory (420 Stainless Steel) - Amazon.com