How to Adjust/zero the Laserex internal laser on the FN P90/PS90?

Answer This article details the steps involved in adjusting and using the FN P90 and PS90 internal laser aiming device.

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How to Install the Laserex internal laser into an FN PS90?

This article details the steps involved in installing the Laserex internal laser aiming device into the FN PS90.

Information on Internal Guide Rod Laser Sight Systems?

Guide rod replacement laser systems revolutionized the firearms-laser industry. Not so much for the industry itself, as for shooters. The ability to enclose the laser sight within the firearm offer... Read More »

Internal Auditor's Responsibilities As They Relate to Internal Controls?

Internal auditors ensure that a company's internal controls are effective and evaluate the way a company operates. Such auditors scrutinize the financial systems and management procedures that affe... Read More »

Are optical or laser mice more likely to start skipping because of dust/hair under the light/laser?

Not really, unless you have so much hair/dust that there's no reflection at all back to the sensor underneath the mouse.Optical mouse is best for your environment. If you still have issues, go for ... Read More »