One fuel grain and parts for the CR-75-1400 Contrail motor casing set with Slow nozzle and Mini combustion chamber. Tripoli certified as K456. Sparky fuel composition.

One fuel grain and parts for the CR-75-2050 Contrail motor casing set with Medium nozzle and Short combustion chamber. Tripoli certified as K777. Black fuel composition.

Three-pack of G100 reloads for the Contrail Rockets 38mm motor system. Requires 16 in casing and Slow nozzle.

Three-pack of G123 reloads for the Contrail Rockets 38mm motor system. Requires 16 in casing and Slow nozzle.

Three-pack of G130 reloads for the Contrail Rockets 38mm motor system. Requires 16 in casing and Medium nozzle.

Three-pack of H121 reloads for the Contrail Rockets 38mm motor system. Requires 20 inch casing and Slow nozzle.

Three-pack of H141 reloads for the Contrail Rockets 38mm motor system. Requires 20 inch casing and Slow nozzle.

Three-pack of H211 reloads for the Contrail Rockets 38mm motor system. Requires 20 inch casing and Medium nozzle.

Three-pack of H300 reloads for the Contrail Rockets 38mm motor system. Requires 20 inch casing and Fast nozzle.

Three-pack of H277 reloads for the Contrail Rockets 38mm motor system. Requires 28 inch casing and Fast nozzle.

One fuel grain and parts for the CR-75-3200 Contrail motor casing set with Medium nozzle and Medium combustion chamber. Tripoli certified as L1222. Sparky fuel composition.

One fuel grain and parts for the CR-75-3200 Contrail motor casing set with Fast nozzle and Long combustion chamber. Tripoli certified as L2525. Black Gold fuel composition.

One fuel grain and parts for the CR-75-3200 Contrail motor casing set with Slow nozzle and Standard combustion chamber. Tripoli certified as M711. Black fuel composition.

That Tube Rocket is ASP's no-fin design that uses tubes for stabilization. Nothing builds faster, and it flies great! This kit is designed for Quest MicroMaxx motors and launch systems only.

This Contrail motor hardware set is certified for K456, K543, K630, and K707 loads. The anodized aluminum casing set fits 75mm motor mounts; no external vent is necessary. You must select a Slow nozzle, and a Mini combustion chamber for the K543 and K456 loads, and a Medium nozzle and Mini combustion chamber for K630 and K707 loads.

This Contrail motor hardware set is certified for K888, K777, K678, K404 and K300 loads. The anodized aluminum casing set fits 75mm motor mounts; no external vent is necessary. You must select a Slow nozzle and a Short combustion chamber for the K300 and K404 loads, and a Medium nozzle and Short combustion chamber for K678, K777 and K888 loads.

One fuel grain and parts for the CR-75-1450 Contrail motor casing set with Slow nozzle and Mini combustion chamber. Tripoli certified as K543. Black fuel composition.

One fuel grain and parts for the CR-75-2050 Contrail motor casing set with Medium nozzle and Short combustion chamber. Tripoli certified as K888. Black fuel composition.

One fuel grain and parts for the CR-75-3200 Contrail motor casing set with Fast nozzle and Long combustion chamber. Tripoli certified as L1428. Sparky fuel composition.

One fuel grain and parts for the CR-75-3200 Contrail motor casing set with Medium nozzle and Medium combustion chamber. Tripoli certified as M1491. Black fuel composition.

Contrail Rockets FAST Nozzle. Fits all 75mm Contrail Rockets combustion chambers. Includes graphite insert and hex flush mounting bolts.

Contrail Rockets MEDIUM Nozzle. Fits all 75mm Contrail Rockets combustion chambers. Includes graphite insert and hex flush mounting bolts.

Contrail Rockets SLOW Nozzle. Fits all 75mm Contrail Rockets combustion chambers. Includes graphite insert and hex flush mounting bolts.

Contrail Rockets LONG (17.875 in.) Combustion Chamber. Fits 75mm Tank Assemblies and Nozzles.

Contrail Rockets MEDIUM (11.875 in.) Combustion Chamber. Fits 75mm Tank Assemblies and Nozzles.

Contrail Rockets SHORT (9.875 in.) Combustion Chamber. Fits Contrail 75mm Nozzles and Tank Assemblies.

Contrail Rockets 75mm 3200cc Oxidizer Tank Assembly. Includes sealed tank, five-port injector, and flush-mounting bolts.

Three-pack of I221 reloads for the Contrail Rockets 38mm motor system. Requires 28 inch casing and Medium nozzle.

Three-pack of I500 reloads for the Contrail Rockets 38mm motor system. Requires 28 inch casing and Fast nozzle.

Three-pack of I210 reloads for the Contrail Rockets 38mm motor system. Requires 36 inch casing and Medium nozzle.

Three-pack of I307 reloads for the Contrail Rockets 38mm motor system. Requires 36 inch casing and Fast nozzle.

Three-pack of J242 reloads for the Contrail Rockets 38mm motor system. Requires 48 inch casing and Medium nozzle.

Three-pack of J333 reloads for the Contrail Rockets 38mm motor system. Requires 48 inch casing and Fast nozzle.

Three-pack of J555 reloads for the Contrail Rockets 38mm motor system. Requires 48 inch casing and Fast nozzle.

The Contrail Rockets 16 inch 38mm Motor System includes all three nozzles.

The Contrail Rockets 20 inch 38mm Motor System includes all three nozzles.

The Contrail Rockets 28 inch 38mm Motor System includes all three nozzles.

The Contrail Rockets 16 inch 38mm Motor System includes all three nozzles.

The Contrail Rockets 48 inch 38mm Motor System includes all three nozzles.

Ultra-light-weight vacuum molded plastic nose cone for Estes BT-50 size tubing. Includes Kevlar attachment loop and instructions.