Fins and Fin Material

Fins and Fin Material

  • Upscale Alpha 3 fins for 29mm motor mount in BT-70 airframe BT-70 Alpha fins in an upscale Alpha 3 (sold separately)

    Plywood Swept Fins TTW fits 29mm in BT-70 (Set of 3)

    Rocketry Works

    $8.99
    Save yourself the trouble of cutting your own plywood fins with thee sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The swept shape fins are an upscale clone of the Estes Maxi Alpha 3 fins to fit a 29mm motor mount. Strong plywood...
    RW-29MM-BT-70-TTW-3MM-SWEPT-FIN
    $8.99
  • Plywood Big Daddy Upgrade Set 24mm Plywood Big Daddy Upgrade Set 24mm Shock Cord Mount Detail

    Plywood Big Daddy Upgrade Set

    Rocketry Works

    $12.99
    Upgrade your Big Daddy fins and centering rings to plywood, through-the-wall fins! Strong plywood construction and TTW design ensures that you spend more of your flight time flying, and less time repairing broken fins. The forward centering ring features...
    RW-BIG-DADDY-SET-TTW-3MM
    $12.99
  • Upscale Alpha 3 fins for 24mm motor mount in BT-70 airframe BT-70 Alpha fins in an upscale Alpha 3 (sold separately)

    Plywood Swept Fins TTW fits 24mm in BT-70 (Set of 3)

    Rocketry Works

    $8.99
    Save yourself the trouble of cutting your own plywood fins with thee sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The swept shape fins are an upscale clone of the Estes Maxi Alpha 3 fins, and in fact, these form the foundation of...
    RW-24MM-BT-70-TTW-3MM-SWEPT-FIN
    $8.99
  • Custom Plywood Fins Plywood through the wall fin for 29mm motor tube in BT-80 body tube

    Custom Plywood Fins

    Rocketry Works

    $9.99
    This product is used for custom quoted fin orders after consultation with Rocketry Works staff.  For new custom fin orders, please use these links:   https://www.rocketryworks.com/custom-plywood-fins-1-8-inch-thick/ https://www.rocketryworks...
    RW-CUSTOM-FIN
    $9.99
  • Plywood through the wall fin for 29mm motor tube in BT-80 body tube Plywood through the wall fin for 29mm motor tube in BT-80 body tube, shown in a mid power version of the Maxi Alpha 3

    Plywood Swept Fins TTW fits 29mm in BT-80 (Set of 3)

    Rocketry Works

    $8.99
    Save yourself the trouble of cutting your own plywood fins with thee sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The swept shape fins are a clone of the Estes Maxi Alpha 3 fins, and in fact, these form the foundation of an...
    RW-29MM-BT-80-TTW-3MM-SWEPT-FIN
    $8.99
  • Plywood Trapezoidal Fins TTW fits 24mm in BT-70

    Plywood Trapezoidal Fins TTW fits 24mm in BT-70 (Set of 3)

    Rocketry Works

    $7.99
    Save yourself the trouble of cutting your own plywood fins with thee sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The trapezoidal shape fins resist breakage on landing better than any other type of fin, since they are tucked up...
    RW-24MM-BT-70-TTW-3MM-TRAP-FIN
    $7.99
  • Plywood Trapezoidal Fins TTW fits 24mm in BT-80

    Plywood Trapezoidal Fins TTW fits 24mm in BT-80 (Set of 3)

    Rocketry Works

    $7.99
    Save yourself the trouble of cutting your own plywood fins with thee customizable sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The trapezoidal shape fins resist breakage on landing better than any other type of fin, since they are...
    RW-24MM-BT-80-TTW-3MM-TRAP-FIN
    $7.99
  • Plywood Trapezoidal Fins TTW fits 29mm in BT-70

    Plywood Trapezoidal Fins TTW fits 29mm in BT-70 (Set of 3)

    Rocketry Works

    $7.99
    Save yourself the trouble of cutting your own plywood fins with thee sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The trapezoidal shape fins resist breakage on landing better than any other type of fin, since they are tucked up...
    RW-29MM-BT-70-TTW-3MM-TRAP-FIN
    $7.99
  • Plywood Trapezoidal Fins TTW fits 29mm in BT-80

    Plywood Trapezoidal Fins TTW fits 29mm in BT-80 (Set of 3)

    Rocketry Works

    $7.99
    Save yourself the trouble of cutting your own plywood fins with thee customizable sturdy through-the-wall (TTW) 1/8 inch thick laser cut plywood fins. The trapezoidal shape fins resist breakage on landing better than any other type of fin, since they are...
    RW-29MM-BT-80-TTW-3MM-TRAP-FIN
    $7.99