PT1 ASSEM. UPPER, 6.8SPCII, 18" HEAVY FLUTED MID BARREL, 12" PRECISION EXT HANDGUARD, W/ADJ GAS BLK

 

What does the II mean? It's the difference between the 6.8 and the Spec II with a 1:11 twist, meaning more velocity. The 6.8 has a 1:10 twist ratio

PRECISION / TACTICAL UPPER 6.8SPCII-HFL-ML-PREXT

SKU: PT1-UP-6.8SPCII-HFL-ML-PREXT
$1,055.00Price