Originally Posted by Gunny_McSmith
indeed... but for the modded m16 model.... its called the m16 SPR..
The US Army uses the SDM-R, the USMC uses the SAM-R, then you have the MSSR (Marine Scout Sniper Rifle), then you have the C7CT, etc. All are modded M16's (ok except the C7CT which is a modded C7
The Mark 12 is the only M16 called an SPR, and even then it's still under the classification of a DMR