SUPREME ROUTER TABLE FENCE KIT By Peachtree Woodworking - PW1073 Kit Includes: (1) 32" pre-drilled aluminum fence, (1) pair 16" aluminum fence sections (1) pair dust port mounting blocks, (1) router dust port. (1) small plastic featherboard (1) Uni-fence stop block, (6) 1/4" x 20 knob and bolts. Fence will accommodate bits up to 3-1/2" in diameter. The dust port system allows you to attach a 2-1/2" Shop-Vac hose directly to the back of the fence.