OLS Booster New design

So the final design for the first stage of OLS is finished it went to a HUGE design upgrade pretty much everything is changed as you can see the pic below:

List of Design changes

• Tank section is now thinner from 11m to 9m
• bigger grid fins
• stronger gyroscope
• thrust changes to center ring of engines
• improved placing of telemetry cables/wires
• added Landing legs
• New interstage design
• Booster height is now 73m (before 63m)
• Much better RCS
• New color design
  

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Since the booster is new it will perform some major tests such as Proof test, Static fire and lastly 2 hops.