Extra-thick, kinked, phosphor bronze wire gives the hard scrubbing
action needed to cut through the toughest crud in pistol bores.
You'll have to push like the dickens, but the results will be well
worth it.
SPECS: Bristles: Extra-thick phosphor bronze. Shank: Steel, looped and wound. Rifle: 3¼" (8.3cm) OAL, 8-32 thread. Pistol: 2-3/8" (6cm) OAL, 8-32 thread. Shotgun: 2-7/8" (7.3cm) OAL, 5/16"-27 thread.
Catalog page 302