An exact reproduction of the original factory mainspring housing,
complete with vertical serrations that help improve grip but won't
grab clothing. Finish-machined from a solid-steel casting; excellent
for restoring or building any 1911.
SPECS: Blued (BL) or stainless steel (SS),
flat (FL) or arched (AR). Fits
Govt./Commander (GM) and Officers ACP
(OM).
Catalog page 107