Bluetooth Headphones, BEARTWO Upgraded Foldable Wireless Neckband Headset with Retractable Earbuds, Noise Cancelling Stereo Earphones with Mic for Workout, Running, Driving (with Carry Case) Black Color:Black 35 cm (W) X 1

35 cm (W) X 1

035" to 1/4"Shank diameter1/4"Weiler manufactures precision brushes

Style 4186Ratchet MountFour-way ratchet design with handle

Large Battery Capacity -- Upgraded V6C intercom runs on 850mAh large rechargeable battery

which is a size M20 x 1

Bluetooth Headphones, BEARTWO Upgraded Foldable Wireless Neckband Headset with Retractable Earbuds, Noise Cancelling Stereo Earphones with Mic for Workout, Running, Driving (with Carry Case) Black Color:Black 35 cm (W) X 1Bluetooth Headphones, BEARTWO Upgraded Foldable Wireless Neckband Headset with Retractable Earbuds, Noise Cancelling Stereo Earphones with Mic for Workout, Running, Driving (with Carry Case) BEARTWO Updrade Bluetooth Headphones SX 990 Upgrade version of the SX 991 Bluetooth Headset, classical black+ fluorescent green more compatible with active modern lifestyle; adjust the function key position to the outside neckband surface, more convenient for