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1/25/2018 7:38:29 AM
Posted: 11/19/2003 8:50:46 AM EST
I know that the insert colors are just to indicate the type of spring (i.e..blue for a standard spring and black for the heavier spring). However, I just received a new Colt bolt from CDNN and it has a red insert. What is the red supposed to indicate? TIA
Link Posted: 11/19/2003 9:08:35 AM EST
softest to hardest....red, grey, blue, black
Link Posted: 11/19/2003 11:50:22 AM EST
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