The Milwaukee 49-22-4146 Rip Fence Kit is a circular saw guide accessory made for fast, straight rip cuts with select Milwaukee saws. This is a saw accessory designed for guiding straight cuts in sheet goods and lumber. Model Number: 49-22-4146. If you already have a compatible Milwaukee circular saw and want cleaner, more controlled rips without improvising with a straightedge, this is the simple add-on that gets you there.

What this kit does is pretty straightforward, and that is exactly why it matters. By attaching the fence directly to the saw, you create a consistent reference edge that helps keep the blade parallel to the cut line. That saves time on repeated cuts, helps reduce wandering during long rips, and gives you a more predictable result when cutting down plywood, trimming boards to width, or making repeated jobsite cuts where speed and consistency matter.

The big selling point here is efficiency. Freehand rip cuts with a circular saw can work in a pinch, but they are slower and a lot easier to drift off line with, especially on longer passes. A rip fence gives you a fixed offset from the blade, which makes it easier to maintain the same width from start to finish. For remodelers, carpenters, and serious DIY users who break down material regularly, that is a real upgrade in day-to-day use.

This accessory is also built around practical compatibility rather than one-off use. Based on the provided product data, it fits Milwaukee models 6405-6, 6390-20, 6390-21, 6394-21, and 6460. That covers select 7-1/4 inch, 8-1/4 inch, and 10-1/4 inch circular saws. If you own one of those models, the value here is that you can add guided ripping capability without stepping up to a different saw or a larger cutting setup.

In use, this kind of accessory shines when the job calls for repeated narrow rips, trimming stock to a consistent width, or making quick controlled cuts where hauling out a full table saw is overkill. It is a compact solution, light enough to keep with the saw, and simple enough to install when needed and remove when not. The included thumb screws are worth mentioning because they make attachment more convenient and help keep setup uncomplicated.

Who should buy it? This is a good fit for users who already own one of the listed Milwaukee circular saws and want a cleaner way to handle straight ripping. It makes the most sense for carpentry, remodeling, punch-list work, and shop or jobsite cutting where portability matters. If your work is mostly crosscuts or you use a track system for every sheet cut, you may not need it. But if you want a compact guide that improves straight-line control on compatible Milwaukee saws, this accessory earns its keep fast.

Milwaukee 49-22-4146 Rip Fence Kit: Small Add-On, Real Payoff

If you own one of the compatible saws, this is the kind of low-cost accessory that makes the tool more useful every time you need a straight rip.

• Who it's for: Users running compatible Milwaukee circular saws who want faster, cleaner rip cuts without dragging out a bigger cutting setup.
• Why it stands out: It does exactly what a good rip fence should do, giving you a direct guide for straighter, more repeatable cuts and including the thumb screws needed to mount it.
• Worth knowing: This is only a smart buy if you have one of the listed Milwaukee models. It is a fit-specific accessory, not a universal circular saw fence.

• What does this accessory do? It provides a straight cutting edge for faster, more accurate rip cuts with compatible Milwaukee circular saws.
• Which saws does it fit? The provided product data lists Milwaukee models 6405-6, 6390-20, 6390-21, 6394-21, and 6460.
• Is this a universal rip fence? No. The available product information identifies this as a fit-specific accessory for select Milwaukee circular saws.
• What size saws are covered by the listed compatibility? The compatible models include select 7-1/4 inch, 8-1/4 inch, and 10-1/4 inch circular saws.