W-45 fits Wilson Govt. and Officers ACP magazines. Converts Govt. to 8 rounds; converts Officers ACP to 7 rounds. C-45 fits Colt and other standard Govt. length magazines, converts to 8 rounds. .38 Super fits Wilson, Colt and other, standard, Govt. length magazines; converts to 10 rounds.
1911, Issue:11, Page:028
Big Book Catalog, Issue:70, Page:120
Sinclair, Issue:1A, Page:026
SPECS: Kit contains “V2” follower.