Bow Products® GuidePRO Extension Kit is used with the GuidePRO Featherboard (#164252, sold separately) to complete the tallest resawing tasks. Use the GuidePro Extension to add an additional 4" of reach to the GuidePRO Featherboard providing a total of 10" of coverage on the leading edge of your material. The GuidePRO Extension comes with a 10" silicone feather and housing. GuidePRO Featherboard is sold separately.Features: Extend the benefits of your GuidePRO for taller panel feeds Flexible, non-marring 10" feather conforms to variations in shape and thickness Replaces 6"-tall feather on #164252 GuidePRO Featherboard Consistent pressure over leading edge of work piece Leaves both of your hands free to ensure a smooth feed Specifications: Featherboard Height: 10'' Holder Material: Polymer Feather Material: Silicone What's Included: (1) 10'' Silicone feather (1) 4'' Handle extension Notes: GuidePRO Featherboard (#164252) is sold separately.