MMS-SQ-S Nipple, 5/16-24 thread, for Springfield musket, musket cap, stainless steel, 1/4" square lug Cone length: 0.475" Thread journal length: 0.275" Overall length: 0.750" Diameter of base: 0.370"

MOS-S Nipple, 5/16-24 (.315") thread, for antique muskets, musket cap, stainless steel, 1/4" square lug Cone length: 0.475" Thread journal length: 0.275" Overall length: 0.750" Diameter of base: 0.370"

MOS-STARR-I Nipple, 5/16-24 (.315") thread, for antique Starr carbine, musket cap, hardened steel, 1/4" square lug Cone length: 0.365" Thread journal length: 0.220" Overall length: 0.585" Diameter of base: 0.370"

MRHH-S Nipple, 5/16-24 thread, for Navy Arms Hurricane Hawken Rifle , #11 CCI cap, stainless steel Cone length: 0.470" Thread journal length: 0.160" Overall length: 0.630" Diameter of base: 0.306"

MRI-S Nipple, 8-1mm metric thread, for No. 11 CCI cap, stainless steel, 1/4" square lug Cone length: 0.475" Thread journal length: 0.275" Overall length: 0.750" Diameter of base: 0.370"

MRS-S Nipple, 5/16-24 thread, for Springfield musket, #11 CCI cap, stainless steel Cone length: 0.475" Thread journal length: 0.275" Overall length: 0.750" Diameter of base: 0.370"

PCC-I Nipple, 12-28 thread, for for most A.S.M brand 1860 Colt revolvers, #11 CCI cap, hardened steel Cone length: 0.300" Thread journal length: 0.200" Overall length: 0.500" Diameter of base: 0.307"

PCC-S Nipple, 12-28 thread, for most A.S.M brand 1860 Colt revolvers, #11 CCI cap, stainless steel Cone length: 0.300" Thread journal length: 0.200" Overall length: 0.500" Diameter of base: 0.307"

PFIE-I Nipple, 12-24 thread, used in some FIE marked 1849 Colt pocket model revolvers #11 CCI cap, hardened steel Cone length: 0.240" Thread journal length: 0.225" Overall length: 0.465" Diameter of base: 0.275" (this small diameter requires grinding the wrench outside diameter to fit)

PIR-EI Nipple, 6-.75mm metric thread, for some pre-1980 imported replica percussion revolvers by A.S.M or Uberti, often marked FIE. May be too short for later producion percussion revolvers, #11 CCI cap, hardened steel Cone length: 0.275" Thread journal length: 0.225" Overall length: 0.500" Diameter of base: 0.307"