Ronald Hatcher.

Estes Industries B4

Made By: Estes Industries
Common Name: B4
Total Weight G: 18.85
Length: 70
Sparky: False
Availability: regular
Type: SU
Prop Weight G: 6
Impulse Class: B
Prop Info: black powder
Max Thrust N: 12.75
Diameter: 18
Delays: 2,4
Designation: B4
Avg Thrust N: 4.17
Tot Impulse Ns: 5
Burn Time S: 1.03