Shooters World SW4350 Smokeless Powder 1Lb. SW4350 is a canister form of Lovex bulk propellant S070. Having a similar burn rate to Accurate 4350 and H4350 Shooters World SW4350 is a high density single base extruded tubular propellant. With all of these characteristics Shooters World SW4350 is an excellent choice for handloaders looking to load long range rifle calibers including 6.5 Creedmoor 6mm Dasher .260 REM .270 Winchester .243 Winchester 6.5x55 Swedish 7mm REM Mag 300 Win Mag 30-06 338 Lapua and 45-70! SW4350 is also an excellent choice for reloaders looking to load rifle calibers in the Magnum family of cartridges.