4" INCH EXTENSION KIT | DIY Starter and Skate Kit | Best for Turbo Starter | All Other Starters Will Require Off Center Rail Placement

Creator Kit- Extension Kit Size: 4" x 1" x 1" Hardware included Expand your rail For all Starter boards For Kick Start boards  DESCRIPTION Expand Your Rail: Creator Kit Extension Kit comes with 4" pieces to add to your existing rail on all Starter boards and kits. Perfect for making your own balance board that meets your needs and skill level.   Please note: Use a board tops in good condition. We are not responsible for damage to your platform. We suggest using at least an 11 ply if you weigh under 220 pounds. If you are over 220 pounds we suggest a 13 or thicker ply. Note: the listed dimensions measure the outside of the rail. TECHNICAL SPECS Size: 4" length x 1" height Weight: 1 pound Hardware included: 2 Phillips flat head machine screws 3/16" x 1.25" x 10-32 threading for countersinking for Starter Kits 2 Phillips flat head machine screws 3/16" x 1" x 10-32 threading for countersinking for Skate Kits 2 nylon insert locking nuts Material: Solid and durabl