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KNER Propellant Solid Rocket Motors Here is the motor casting and assembly video of the ER1.75I motor SBS-6250 6" Diameter "O" Class KNO3/Erythritol Motor SBS-1350 3.5" Diameter "M" Class KNO3/Erythritol Motor Defiance Rocket with "O" Class KNER Motor A2MD Rocket with "N" Class KNER Motor

Hybrid Rocket Engines Hybrid Rocket Project: First Attempt at a Hybrid Engine Hybrid Rocket II: A few modifications to My First Engine Hybrid Rocket 3: I built this one and never tested it... Hybrid Rocket 4: This is a 2.5" Stainless Steel Case "M" Class Hybrid Hybrid Rocket 5: 5" Diameter Hybrid Engine Tested as an "N" Class and Flown as an "O"

Hybrid Ground Support Homemade Hybrid Remote Fill Valve: Cheap, easy to make and works great. Nylon Tube Cutter for Hybrid Fill Line N2O Label

KNSU, KNXY, Propellants, Motors/Building, etc. Turning a Graphite Nozzle on a Lathe: 114 MB, 22 minutes Homemade Motor Igniters Steel Motor Construction SBS-800 3.5" Diameter "L" Class KNO3/Xylitol Motor Aluminum Motor Construction 2.25" LW-1 Sugar Propellant Aluminum Motor 1.75" LW-2 Sugar Propellant My tools for building motors, with tips on where to buy. South Bend Lathe Stead Rest Bearing Mod My Home Foundry for Casting Aluminum Home Aluminum Anodizing