try using .50alaskan
trim em to 43.28mm caselength
and try loading the LEE REAL bullet in .50cal (measures .512 out the mold most swedish roller bores slug out at .509-.511)
i load mine using lovex DO60 smokeless and polyfill for fishtank filters
load is
reformed .50alaskan case
22grain Lovex DO60
1grain polyfill
SPGlubed (or similar beeswabased lube) lee REAL bullet
seated to well it only works flush with the case neck so is all too easy
i shoot sub minute groups at 100m with my shortened rifle (shortened to carbine specs at 46cm barrel length as pr original data from vapenverket historical pages)
