Unger Outside Locking Collar Size:Large you can select the size

you can select the size of the Ettore channel for your professional window cleaning needs

The aluminum blushing inhibitors block tarnishing that is caused by cleaning

The M9 is a great entry-level option

The Sörbo Swivel Handle is a sturdy swivel handle coupled with a fast release feature for quick and easy channel swapping making this one of the most popular handles on the market

Built-in shutoff valve

Unger Outside Locking Collar Size:Large you can select the sizeAbout the Unger Outside Locking Collar Unger Outside Locking Collar is the outside piece of the Unger Opti Loc Collar; this is available in two different sizes.