As {HEAD ~ the taper} of {TAIL ~ the exterior blade surface} 204B engages the mounting rail 102, the taper may urge the blade 204 towards the weapon 104 
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As { HEAD ~ the taper } of { TAIL ~ the exterior blade surface } 204B engages the mounting rail 102 , the taper may urge the blade 204 towards the weapon 104
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH