Aquatica Port Extension Ring (3.8") On-Stage KSA7500 The black Pro Fit Mid-Size

The black Pro Fit Mid-Size Wireless Mouse from Kensington puts responsive control over a desktop or laptop PC right at your fingertips

Patented Boom Clutch

the included 4-lamp fixture and rectangular 20 x 27

Extra Covering for Zoomed-Out Position

Aquatica Port Extension Ring (3.8") On-Stage KSA7500 The black Pro Fit Mid-SizeEnables Use of Longer Lens Teleconverter Depth Rating: 295' Increase the length of your Aquatica underwater housing's port to allow for the use of longer lenses or teleconverters via this Port Extension Ring that measures 3. 8" in length. The ring is also designed to enable positioning of the front element of your lens as close as possible to the interior of the port, in order to minimize distortion for better image quality. See the Dimensions Chart