Hodgdon H4350 Smokeless Powder 8lb Hodgdon H4350 is a smokeless rifle powder in the Extreme series. It is an extruded propellant with shortened grains, which Hodgdon says improves metering and provides full temperature insensitivity. For handloaders who want a well-known H4350 option in a large 8 lb canister, this is the standard setup. Hodgdon H4350 Smokeless Powder 8 lb canister Extruded Hodgdon rifle powder in the Extreme series Shortened grains for improved metering Full temperature insensitivity Common use in 6.5 Creedmoor, .243 Winchester, 6mm Remington, .270 WSM, and .338 Winchester Magnum Suited to light- to moderate-weight bullets in magnums 8 lb container for high-volume handloaders Hazmat shipping applies; ground only to the contiguous US and cannot be returned