4 inch
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4 inch Polecat Goblin Replica - Build Thread
A few months back I put in an order for a bunch of LOC tubes and nose cones. I've had a Polecat goblin on my wishlist for quite a while now, and with the goblin drag race at ROCstock next weekend, I decided it was time to build one. I cut the body tube to 14.25 inches and used a laser cutter to...- DabCat
- Thread
- 4 inch 54mm fat goblin high power polecat polecat goblin scratch build short
- Replies: 49
- Forum: High Power Rocketry (HPR)
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L3 Project - Wildman Intimidator 4
Hello everyone, I'd thought I would post my build thread here for my Level 3 certification rocket. This is a little bit different in that this is after the fact, but I want to post this here to help others and for advice and comments on what I could improve on for builds in the future. That...- GAP
- Thread
- 4 inch 75mm cesaroni intimidator level 3 level 3 certification m-motor minnesota wildman wildman intimidator 4
- Replies: 11
- Forum: High Power Rocketry (HPR)
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MAC Black Fly
Hello, I was thinking of purchasing a 4" Black Fly kit from MAC Performance. Their site does not have the correct RockSim file for this rocket in the 4" version. (.rkt file format) They do have the file for the 3" version which I downloaded and loaded into RockSim. The file is showing .33 margin...- Brian-Tampa
- Thread
- 4 inch black fly center of gravity center of pressure mac performance nose weight rocksim
- Replies: 12
- Forum: High Power Rocketry (HPR)