On the topic of SCAR barrels - Darts and Barrels - NerfHaven
Scar MkII Ported Adjustable Barrel
Which scar barrel from Out Of Darts decreases your fps less? | Fandom
Anodised scar barrels from Spectre, strung and ready for some Super Cores. 6 and 12 string versions. These are threaded to fit onto Jet-style barrels. : r/Nerf