https://www.ebay.com/itm/Gemini-Titan-model-rocket-parts-kit-size-BT-70/283975738360

Supplies

This is not a complete kit.

You will need to order common rocket parts to complete the model

Kit Includes:

Gemini Capsule

Gemini Shroud

Engine shrouds X2

New light weight Clear fin ring

Clear Acrylic fins X4

Acrylic fin weld

Tail dressing 4 parts

Screw Eye

Laser cut bulkheads:

RA-2050 Ring Adapters

BT20 to BT 50 x 4

RA-6070 Ring Adapter

BT60 to BT70 x 2

RA-2060 Ring Adapter BT20 to BT60

RA-2070 Ring Adapter BT20 to BT70

You will need to order parts below from www.erockets.biz

BT-70KD Body Tube 17.5” Long

BT-20B Body Tube 8.65” Long

BT-60K Body Tube 7” Long

BT-20G Body Tube 3.5” Long

LL-2D Launch Lug1/8” X8” Long

EB-20A Engine Thrust Ring

WD-112 Wood Dowel 1/12" x 12"

JT-50B Stage Coupler 0.437” Long

JT-70A Stage Coupler 1.25” Long

EC-218 Shock Cord

CP-24Y Parachute 24”yellow

SLT-1D 144” shroud line

MC-727 Empty Engine Case .7”X2.75” 1

Skin Kit BT-70 from

https://www.ebay.com/itm/Accur8-Gemini-Titan-8-Skin-Kit-Build-Your-Own-1-54-BT-70-Scale-Model-Rocket/222307963210?hash=item33c296514a:g:jl4AAOSwnbZYIM6u

or

https://stickershock23.com/product/gemini-titan/ 7 1/8 " Circumference

Instruction's: spacemodeling.org/jimz/estes/k-21.pdf

Step 1:

ORIGINAL INSTRUCTIONS AT : spacemodeling.org/jimz/estes/k-21.pdf

k-21.pdf
Download

Step 2: Get All the Parts Together for the Engine Section.

The coupler the short bt-50 rings and the engine tubes and engine block are not included in my parts kit.

2@ WD-112 Wood Dowel 1/12" x 12"
2@ JT-50B Stage Coupler 0.437” Long

JT-70A Stage Coupler 1.25” Long

Step 3: Glue the Engine Bulkheads Into the Coupler ( Make Sure to Align Them )

pressing them in can take some force .

Step 4: Place Engine Tubes in Bulkheads and Glue In

Step 5: Measure 15 Mm From the Bulkhead and Mark Engine Tubes. Glue 2 of the 4 BT20/50 Rings.

Step 6: Using an Engine Mark a Ring 10mm From End

MC-727 Empty Engine Case .7”X2.75”

Step 7: Peal the Outer Layer Off the Engine Blocks, and Glue Using the Engine to Push the Engine Block Into Place in Both Tubes. You May Want to Use the 1/8 Dowel With Glue on Tip to Glue the Top and Bottom of Engine Block Toughly.

Peal the Outer Layer Off the Engine Blocks, and Glue Using the Engine to Push the Engine Block Into Place in Both Tubes. You May Want to Use the 1/8 Dowel With Glue on Tip to Glue the Top and Bottom of Engine Block Toughly.

Step 8: Glue the Paper Rings to the 20/50 Bulkheads and Glue the Other 2 Rings to Bottom.

Step 9: Glue the 2 Engine Faring's to Bottom of Engine Tubes

Step 10: Make Sure to Align the Engine Faring's.

Step 11: Glue Engine Detail Pieces on and Using the Thin Dowel Cut and Glue the Support Structure on Engines

Step 12: Find All the Body Parts.

BT-70KD Body Tube 17.5” Long

BT-20B Body Tube 8.65” Long

BT-60K Body Tube 7” Long

2@ BT-20G Body Tube 3.5” Long

EC-218 Shock Cord

CP-24Y Parachute 24”yellow

SLT-1D 144” shroud line

Step 13: Find the BT-60 Tube Glue the 60/70 Rings to the Bottom and Slide the Second 60/70 Ring Down Tube It Will Fit Under the Gemini Shroud. Place Glue Around the Top of the BT-60 Tube and Slide the Gemini Shroud On.

Find the BT-60 Tube Glue the 60/70 Rings to the Bottom and Slide the Second 60/70 Ring Down Tube It Will Fit Under the Gemini Shroud. Place Glue Around the Top of the BT-60 Tube and Slide the Gemini Shroud On.

RA-6070 Ring Adapter BT60 to BT70

BT-60K Body Tube 7” Long

and the Gemini Shroud

Step 14: Test Fit the Gemini Capsule and Adjust Shroud If Needed.

Step 15: Glue the 20/60 Ring Into Bottom of Shroud Tube Assembly.

RA-2060 Ring Adapter BT20 to BT60

Step 16: Glue the 20/70 Ring Onto the BT-20 8.65" Tube, Then Glue It to Bottom of Shroud Tube in the 20/60. Then Glue and Slide in the Assembly Into the Outer BT-70 Tube.

Glue the 20/70 Ring Onto the BT-20 8.65" Tube, Then Glue It to Bottom of Shroud Tube in the 20/60. Then Glue and Slide in the Assembly Into the Outer BT-70 Tube.

BT-20B Body Tube 8.65” Long

RA-2070 Ring Adapter BT20 to BT70

Step 17: Take the Screw Eye Make a Pilot Hole With an Exacto Blade Point in Center of Gemini Capsule and Glue in Place With CA Glue.

Step 18: Parachute and Shroud Cord

Step 19: Clear Fin Ring and Attach the The Clear Fins With the Acrylic Weld

Step 20: Apply StickerShock23 Gemini Titan Sticker 7 1/8 " Circumference

https://stickershock23.com/product/gemini-titan/

Gemini Titan II Model Rocket

Supplies

You will need to order parts below from www.erockets.biz

Step 1:

Step 2: Get All the Parts Together for the Engine Section.

Step 3: Glue the Engine Bulkheads Into the Coupler ( Make Sure to Align Them )

Step 4: Place Engine Tubes in Bulkheads and Glue In

Step 5: Measure 15 Mm From the Bulkhead and Mark Engine Tubes. Glue 2 of the 4 BT20/50 Rings.

Step 6: Using an Engine Mark a Ring 10mm From End

Step 7: Peal the Outer Layer Off the Engine Blocks, and Glue Using the Engine to Push the Engine Block Into Place in Both Tubes. You May Want to Use the 1/8 Dowel With Glue on Tip to Glue the Top and Bottom of Engine Block Toughly.

Step 8: Glue the Paper Rings to the 20/50 Bulkheads and Glue the Other 2 Rings to Bottom.

Step 9: Glue the 2 Engine Faring's to Bottom of Engine Tubes

Step 10: Make Sure to Align the Engine Faring's.

Step 11: Glue Engine Detail Pieces on and Using the Thin Dowel Cut and Glue the Support Structure on Engines

Step 12: Find All the Body Parts.

Step 13: Find the BT-60 Tube Glue the 60/70 Rings to the Bottom and Slide the Second 60/70 Ring Down Tube It Will Fit Under the Gemini Shroud. Place Glue Around the Top of the BT-60 Tube and Slide the Gemini Shroud On.

Step 14: Test Fit the Gemini Capsule and Adjust Shroud If Needed.

Step 15: Glue the 20/60 Ring Into Bottom of Shroud Tube Assembly.

Step 16: Glue the 20/70 Ring Onto the BT-20 8.65" Tube, Then Glue It to Bottom of Shroud Tube in the 20/60. Then Glue and Slide in the Assembly Into the Outer BT-70 Tube.

Step 17: Take the Screw Eye Make a Pilot Hole With an Exacto Blade Point in Center of Gemini Capsule and Glue in Place With CA Glue.

Step 18: Parachute and Shroud Cord

Step 19: Clear Fin Ring and Attach the The Clear Fins With the Acrylic Weld

Step 20: Apply StickerShock23 Gemini Titan Sticker 7 1/8 " Circumference

Step 21: Mask and Paint the Engine Section With Chrome or Silver Paint,

Step 22: Glue in the Engine Section to Body Tube.

Step 23: Attach Launch Lug.

Introduction: Gemini Titan II Model Rocket

Supplies

You will need to order parts below from www.erockets.biz

Step 1:

Attachments

Step 2: Get All the Parts Together for the Engine Section.

Step 3: Glue the Engine Bulkheads Into the Coupler ( Make Sure to Align Them )

Step 4: Place Engine Tubes in Bulkheads and Glue In

Step 5: Measure 15 Mm From the Bulkhead and Mark Engine Tubes. Glue 2 of the 4 BT20/50 Rings.

Step 6: Using an Engine Mark a Ring 10mm From End

Step 7: Peal the Outer Layer Off the Engine Blocks, and Glue Using the Engine to Push the Engine Block Into Place in Both Tubes. You May Want to Use the 1/8 Dowel With Glue on Tip to Glue the Top and Bottom of Engine Block Toughly.

Step 8: Glue the Paper Rings to the 20/50 Bulkheads and Glue the Other 2 Rings to Bottom.

Step 9: Glue the 2 Engine Faring's to Bottom of Engine Tubes

Step 10: Make Sure to Align the Engine Faring's.

Step 11: Glue Engine Detail Pieces on and Using the Thin Dowel Cut and Glue the Support Structure on Engines

Step 12: Find All the Body Parts.

Step 13: Find the BT-60 Tube Glue the 60/70 Rings to the Bottom and Slide the Second 60/70 Ring Down Tube It Will Fit Under the Gemini Shroud. Place Glue Around the Top of the BT-60 Tube and Slide the Gemini Shroud On.

Step 14: Test Fit the Gemini Capsule and Adjust Shroud If Needed.

Step 15: Glue the 20/60 Ring Into Bottom of Shroud Tube Assembly.

Step 16: Glue the 20/70 Ring Onto the BT-20 8.65" Tube, Then Glue It to Bottom of Shroud Tube in the 20/60. Then Glue and Slide in the Assembly Into the Outer BT-70 Tube.

Step 17: Take the Screw Eye Make a Pilot Hole With an Exacto Blade Point in Center of Gemini Capsule and Glue in Place With CA Glue.

Step 18: Parachute and Shroud Cord

Step 19: Clear Fin Ring and Attach the The Clear Fins With the Acrylic Weld

Step 20: Apply StickerShock23 Gemini Titan Sticker 7 1/8 " Circumference

Step 21: Mask and Paint the Engine Section With Chrome or Silver Paint,

Step 22: Glue in the Engine Section to Body Tube.

Step 23: Attach Launch Lug.