Premium Router Sub Base With Five Point Seven Five Inches And One And One Eighth Inch Opening Built Darn Tough For Jig Setup Template Routing And Seamless Swap On Badass Woodworking Gear That Seriously Delivers Bang For Buck Results

Reliable router sub base boosts template routing stability
✔️ 3/8 clear acrylic, 5 3/4 diameter fits standard guide bushings fast

This single piece router sub base swaps out worn factory plates to give you steady tracking for woodworking projects. You will run tighter pattern cuts, repeat dovetail templates, and hold consistent depth when building jigs or cabinets.

✅ CNC machined body eliminates flex when pushing heavy material loads
✅ Direct drop in replacement for Porter Cable part number 42186
✅ Large 5 3/4 inch footprint keeps your bearing flat against guides
✅ Simple installation uses existing mounting holes and included hardware

💡 What makes a heavy duty router sub base more reliable than a stock plastic plate for repeat pattern routing?

Upgrading your tool plate keeps the cutter level when you are knocking through dense hardwood without wobbling.
- Thick acrylic absorbs vibration so your bearing stays locked to the guide rail
- Handy larger diameter gives your cutter more running room around tight curves
- Clean center opening drops bits in fast so you waste zero time fighting offsets

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