See PRO-75 and PRO-98 Hardware BELOW

If you don’t see your desired motor listed below, Call Tim at Giant Leap Motors (970) 985-5172

Great service, great selection!

GIANT LEAP MOTORS now open


PLEASE CALL FOR FREE OR REDUCED SHIPPING ON CLUB MOTOR ORDERS!!

HAZARDOUS MATERIAL CHARGE IS WAIVED!!!!
(on reload orders of $500 or more).

"Lettuce for LEUPs" from Giant Leap Rocketry

Giant Leap Rocketry, Inc. is offering a $10 store credit for all customers who file a copy of their Low Explosives Users Permit (LEUP) with them. Here's how it works: Just send a signed copy of your LEUP to Giant Leap Rocketry (Kansas Location) and you will receive a $10 credit towards the next purchase of any reload, H and above.  Conditions: The LEUP must be current, and the credit cannot be combined with any other promotion. Applies to LEUPs not currently on file. Shipping and Hazmat will be added to all motor orders. Offer applies to reloads only, not hardware.

Giant Leap Rocketry
"Lettuce for LEUPS"
11710 South Fairview Rd
Arlington, KS 67514



Aerotech Motors
Click Here for Aerotech motors

PRO-38 Reloadable Motors

Giant Leap Rocketry is pleased to announce we are now offering Pro-38 reloadable rocket motors!!

Pro38 is the first commercial thermoplastic propellant-based solid rocket motor. Pro38 is a modular, reloadable solid propellant rocket motor system designed primarily for use in launching small experimental payloads by universities, colleges, research institutes and sport rocketry enthusiasts. The system is also intended to be a technology demonstrator for CTI's patented thermoplastic propellant (TPP) technology.

Pro-38 Features

    Adjustable delay with the ProDAT.
  • Delay/Eject Module with long delay standard.
  • The Delay Adjustment Tool (ProDAT)
    reduces delay to ejection by 3, 5, 7, or 9 seconds.
  • No o-rings or spacers to grease or fail.
    Ignition is fast and reliable.
  • Igniter pellet and electric match standard.
  • No fragile or marginal ignition components.
    Hardware is low cost.
  • Patented single tube motor hardware design.
  • Lower hardware cost = lower cost per flight.
  • Less is lost if you lose your rocket.
    Assembly is easy.
  • Reload Module is pre-assembled.
  • Set the delay with the ProDAT.
  • No o-rings to grease or black powder to pour.
  • Screw together and you are ready to fly.
    Cleanup easier than assembly.
  • Delay/Eject and Reload Modules are unscrewed and thrown away.
  • No closures to clean.
  • Wipe off the Motor Casing and reload.

    See THRUST CURVES at http://www.pro38.com/products.php

    Pro-38 Hardware
    SizePart NumberPrice 
    1 Grain CasingP38-1G $27.31
    2 Grain CasingP38-2G $32.88
    3 Grain CasingP38-3G $39.47
    4 Grain CasingP38-4G $46.06
    5 Grain CasingP38-5G $51.47
    6 Grain CasingP38-6G $57.04
    Delay Adjustment ToolP38-DAT $15.32

    Pro-38 Reload Kits
    SizePart NumberPrice 
    1 Grain Reload Kit133 - G69-12A $23.00 In Stock!
    2 Grain Reload Kit244 -H153-15A $30.69 In Stock!
    3 Grain Reload Kit384 -I205-15A $38.37 In Stock!
    4 Grain Reload Kit512 -I285-15A $43.86 In Stock!
    5 Grain Reload Kit648 -J285-15A $50.42 In Stock!
    6 Grain Reload Kit765 -J330-16A $57.04 In Stock!



    PRO-54 Reloadable Motors

    Get Pro54 closures at reduced price! ($32.00)

    Buy any Pro54 casing, get the closure for $32, which is 1/3 off our price (about 1/2 of MSRP!).

    This is a 54mm reloadable motor system which uses the same thermoplastic propellant as the Pro38. It has all the advantages of the smaller system:

    1. Loads in a few minutes; no o-rings to grease, no washers to fit, no grains to coax in place. Just insert the liner, set the delay, and go fly!
    2. Ignition is lightning fast and super reliable.
    3. Hardware is low cost. And to save you even more money, the rear closure on the 54mm system is purchased separately.
    4. Setting the delay is easy; just use the Delay Adjustment Tool (DAT) to set you desired delay time.
    5. Virtually no clean up involved.

    Pro-54 Hardware
    SizePart NumberPrice 
    2 Grain CasingP54-2G $51.47
    3 Grain CasingP54-3G $64.72
    4 Grain CasingP54-4G $78.99
    5 Grain CasingP54-5G $91.07
    6 Grain CasingP54-6G $98.81
    Pro54 Rear Closure* P54-CL $52.48
    Pro54 Rear Closure only $32 with the purchase of any Pro54 Case
    Delay Adjustment ToolP54-DAT $27.31

    * You don't need a rear closure for every case, it's one size fits all.

    Pro-54 Reload Kits

    SizePart NumberPrice 
    2 Grain Reload Kit836J210-16A $62.50 In Stock!
    3 Grain Reload Kit1195J295-16A $82.26 In Stock!
    4 Grain Reload Kit1635K445-17A $101.90 In Stock!
    5 Grain Reload Kit2060K570-17A $121.81 In Stock!
    6 Grain Reload Kit2432K660-17A $139.73 In Stock!
    6 Grain XL Reload KitL730 $154.70 In Stock!

    See THRUST CURVES at http://www.pro38.com/products.php

    Pro-75 Hardware
    SizePrice 
    2 GRAIN CASE $149.66
    2 GRAIN HARDWARE SET $265.43
    3 GRAIN CASE $169.62
    3 GRAIN HARDWARE SET $285.40
    4 GRAIN CASE $199.56
    4 GRAIN HARDWARE SET $305.36
    5 GRAIN CASE $239.48
    5 GRAIN HARDWARE SET $345.28
    CLOSURE SET $139.68
    FOWARD CLOSURE $54.84
    NOZZLE HOLDER $31.89
    RETAINING RING $31.89
    WRENCH $74.86

    Pro-75 Reload Kits
    SizePart NumberPrice 
    2 Grain Reload KitK510-P $139.68 In Stock!
    3 Grain Reload KitL800-P $199.56 In Stock!
    4 Grain Reload KitL1115-P $259.45 In Stock!
    5 Grain Reload KitM1400-P $315.15 In Stock!

    Pro-98 Hardware
    SizePrice 
    2 GRAIN CASE $205.55
    2 GRAIN HARDWARE SET $384.47
    3 GRAIN CASE $239.48
    3 GRAIN HARDWARE SET $399.18
    4 GRAIN CASE $279.41
    4 GRAIN HARDWARE SET $419.14
    6 GRAIN CASE $299.37
    6 GRAIN HARDWARE SET $459.06
    CLOSURE SET $199.56
    FOWARD CLOSURE $99.75
    NOZZLE HOLDER $39.87
    RETAINING RING $39.87
    P98-W WRENCH $94.82

    Pro-98 Reload Kits
    SizePart NumberPrice 
    3 Grain Reload KitM520-P $427.59 In Stock!
    3 Grain Reload KitM2505-P $451.71 In Stock!
    N2500-P Call to Order

Hazardous Material Charge is waived on all Pro38 and Pro54 orders with over $375 in reloads
(reloads only: casings and shipping costs are not included in total).

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