Model kit
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Estes
Estes Cosmic Cascade™ Model Rocket Kit #1321
- Part number
- 1321
$22.99
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Estes Mayhem™ Model Rocket Kit #1320
$49.99
Estes Mayhem Model Rocket Kit #1320 is an advanced two-stage payload rocket with balsa fins, 24 mm motor mounts and an 18-inch parachute on the upper stage. Assembly, finishing and launch supplies are separate. Exact motor...
Supplier:HLHHeartland Hobby Wholesale
Model rocket details
Included items and launch supplies
Follow the manufacturer’s instructions for compatible motors and launch equipment.
- Product type
- Two-stage payload rocket kit
- Skill level
- Advanced
- Build type
- Two-stage traditional build with balsa fins and payload section
- Separate launch system
- Required
- Recommended first motor
- D12-5 for single-stage flight
- Motor diameter
- 24 mm
- Approved motor classes
- D, E
- Recovery
- 18 in. (45.7 cm) parachute for upper stage; tumble recovery for booster
- Launch rod
- 3/16 in. (4.78 mm)
- Manufacturer-stated maximum
- Up to 2100 ft under appropriate conditions
- Field guidance
- Official instructions specify a large field at least 1,000 ft square
- Age guidance
- Ages 10+; adult supervision recommended for rocketeers under 12
Recommended motors
D12-5, E12-6, D12-0, E12-0, D12-7, E12-8
Use the complete motor designation recommended for your rocket. Motor diameter, class and delay must match.
Included
- Mayhem upper-stage rocket kit
- Booster-stage components
- Payload section
- Laser-cut balsa fins
- 18-inch parachute
- 24-to-18 mm motor spacers
- Manufacturer instructions
You will also need
- Exact approved single-stage motor or staged motor pair
- Starters and plugs
- Recovery wadding
- Porta-Pad II or exact compatible launch pad
- E Launch Controller or exact compatible controller
- 3/16-inch launch rod
- Four AA alkaline batteries
- Large suitable launch field and adult supervision
Tools and building supplies
- Yellow glue
- Fine sandpaper
- Hobby knife
- Ruler
- Soft lead pencil
- Clear tape
- Plastic cement
- Epoxy
- White primer
- Paint
- Clear coat optional
- Photos and product details show the item, packaging, and condition.
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Product details
Estes Mayhem Model Rocket Kit #1320 is an advanced two-stage payload rocket with balsa fins, 24 mm motor mounts and an 18-inch parachute on the upper stage. Assembly, finishing and launch supplies are separate.
Exact motor roles
- Single-stage flight: D12-5 or E12-6
- Booster stage: D12-0 or E12-0
- Upper stage in a staged flight: D12-5, D12-7, E12-6 or E12-8
Do not interchange booster and upper-stage motor roles. Follow the exact pairing in the current instructions.
Launch readiness
- Launch rod: 3/16 inch
- Recovery: 18-inch parachute on the upper stage; tumble recovery for the booster
- Manufacturer-stated maximum: up to 2,100 feet under appropriate staged-flight conditions
A Porta-Pad II or exact-compatible pad, E Launch Controller or exact-compatible controller, 3/16-inch rod, exact motors, starters, recovery wadding and four AA batteries are separate.
Specifications are listed alongside the product details above.
Condition & collecting
Check the scale, assembly level, and included parts. Paint, glue, batteries, and tools are included only when listed.
Shipping & returns
Shipping, taxes and any applicable discounts are calculated at checkout.
Collector reviews
$49.99
Model rocket details
Included items and launch supplies
Follow the manufacturer’s instructions for compatible motors and launch equipment.
- Product type
- Two-stage payload rocket kit
- Skill level
- Advanced
- Build type
- Two-stage traditional build with balsa fins and payload section
- Separate launch system
- Required
- Recommended first motor
- D12-5 for single-stage flight
- Motor diameter
- 24 mm
- Approved motor classes
- D, E
- Recovery
- 18 in. (45.7 cm) parachute for upper stage; tumble recovery for booster
- Launch rod
- 3/16 in. (4.78 mm)
- Manufacturer-stated maximum
- Up to 2100 ft under appropriate conditions
- Field guidance
- Official instructions specify a large field at least 1,000 ft square
- Age guidance
- Ages 10+; adult supervision recommended for rocketeers under 12
Recommended motors
D12-5, E12-6, D12-0, E12-0, D12-7, E12-8
Use the complete motor designation recommended for your rocket. Motor diameter, class and delay must match.
Included
- Mayhem upper-stage rocket kit
- Booster-stage components
- Payload section
- Laser-cut balsa fins
- 18-inch parachute
- 24-to-18 mm motor spacers
- Manufacturer instructions
You will also need
- Exact approved single-stage motor or staged motor pair
- Starters and plugs
- Recovery wadding
- Porta-Pad II or exact compatible launch pad
- E Launch Controller or exact compatible controller
- 3/16-inch launch rod
- Four AA alkaline batteries
- Large suitable launch field and adult supervision
Tools and building supplies
- Yellow glue
- Fine sandpaper
- Hobby knife
- Ruler
- Soft lead pencil
- Clear tape
- Plastic cement
- Epoxy
- White primer
- Paint
- Clear coat optional
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