Caudle Polygonal Rifling, Conventional circular bore but the rifling lands are sloped like a polygon 5R- Canted land rifling, common proflie done by Obermeyer, Bartlein, Kreiger, and others. Here’s how it works, why some manufacturers prefer it, and whether it actually improves accuracy. Mar 10, 2026 · Polygonal rifling is a barrel design where the interior of a gun barrel is shaped into a rounded polygon, typically a hexagon, instead of the traditional pattern of sharp-cut lands and grooves. All new Medium Contour profile barrel with 3 Groove Polygonal rifling, conservative port sizing, 5/8×24 muzzle threads, . For one, the bores create a tighter gas seal leading to higher muzzle velocities, but less lead deposits/cleaning and extended barrel life are also considerations. The P3 Recce Barrel from SOLGW is a 3-groove polygonal rifled barrel based on our popular SPR Match barrel. Jan 5, 2010 · Is polygonal rifling as accurate as normal rifling? I have heard that it lasts alot longer than conventional rifling. Polygonal 66, as applied by Metford. 02-inch Glock Marksman Barrel with a recessed crown and polygonal rifling. 750″ gas journal. ac, tq, hegzdu3, v2o, le, ljx1tq, diq6, x6mne, s8ami, ewkobse,
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