EACH KIT INCLUDES ENOUGH MATERIALS TO MAKE APPROX. 6 LBS OF PROPELLANT WITH CHEMICALS LEFT OVER! SIMPLY PURCHASE MORE OXIDIZER TO PRODUCE UP TO 75 LBS OF PROPELLANT! THE HTPB KIT COMES WITH THE FOLLOWING: 142 PG. MANUAL - "PLASTIC RESIN BONDED ROCKET FUEL SYSTEMS" - VERSION III 1 GALLON R-45 HTPB, RESIN, HYDROXYL TERMINATED 1 QT 2-ETHYLHEXYL ACRYLATE, LIQUID PLASTICIZER 8oz ISOPHORONE DIISOCYANATE, CURATIVE 8oz HX-878 BONDING AGENT 1 LB FERRIC OXIDE, BURN RATE CATALYST 2 LBS 200 mic AMMONIUM PERCHLORATE, OXIDIZER 2 LBS 60-130 mic down superfine AMMONIUM PERCHLORATE, OXIDIZER ALL THIS, A TOTAL VALUE OF OVER $194.15! You Save 10% YOURS FOR ONLY $174.75!! No ATFE required to purchase - Non-hazmat shipping bu US Mail SHIPPING WT - 19 LBS SHIPPING CLASS - OXIDIZER