United States Postal Service (USPS) Shippable
RMS Reload Kits and Single-Use Motors

Only reload kits and single-use motors using propellant grains containing up to 30 grams of propellant or less each may be mailed via USPS.  This means that no hazmat fees will be incurred when shipping these reload kits and motors by surface mail.

Model Rocket (Consumer) RMS Reload Kits

RMS-18/20

D13W
D24T

 RMS-24/40

D9W
D15T
E11J
E18W
E28T
F12J
F24W
F39T

 RMS-24/20-40 R/C

D7-RCT
E7-RCT
E6-RCT
E12-RCJ

 RMS-29/40-120

E16W
E23J
E23T
G64W (2-grain version only)

Single-Use Model Rocket Motors

18mm

D21T

 24mm

E15W
E30T
F21W (Econojet (2-pak)

 29mm

F20W Econojet (2-pak)
F20W LMS
F42T Econojet
G77R/L LMS
G79W/L LMS

Easy Access™ (High Power) RMS

RMS-29/60

F37W
F62T

 RMS-29/100

G54W
G104T

 RMS-29/120

G79W
G77R

 RMS-29/180

H128W
H238T
H165R

 RMS-29/240

H180W
H220T
H210R

 RMS-29/360

I200W
H268R

Total maximum box weight is 25 gross pounds and CANNOT exceed this weight limit.

Note: NO 32mm RMS R/C, 29mm MR-RMS "f" or "G", 29mm high power Black Jack or any 38mm or larger high power reload kits may be shipped USPS Parcel Post at this time.