Videos tagged with Feed Ramp Polishing

This video details the process of fixing an overgassed Griffin Armament AR-15 rifle by modifying the gas system and upgrading key components. The presenter, with extensive military and law enforcement experience, explains the issues of overgassing, including cycling problems and bolt bounce. The solution involves installing a new gas block with a corrected port size and upgrading to a Midwest Industries Combat HD rail and Mark 2 QD optic mount for improved stability and modularity. The video also covers essential gunsmithing techniques like deburring feed ramps and polishing the chamber for enhanced reliability and accuracy.

This video details the extensive factory repairs performed on two Tisas 1911 models, the Raider and the Government, both chambered in .45 ACP. The manufacturer admitted to numerous issues, including improper Cerakote application, sear peening, grip screw failures, and problems with the feed ramp and barrel throat. Both firearms required significant part replacements and internal polishing to meet operational standards, suggesting potential manufacturing inconsistencies in Turkey.

This video provides a post-break-in reliability test of the Hi-Point C9 pistol. The reviewer notes issues with magazine feeding, particularly with hollow points, and suggests polishing the feed ramp as a potential improvement. While acknowledging its low cost, the reviewer ultimately recommends saving for a more reliable firearm like a Glock.

This video advises against using Dremel-style rotary tools for gunsmithing, particularly on flat surfaces, due to their tendency to cause damage like 'racetracks' on barrels or slides. The speaker, an experienced firearms instructor, recommends using hand tools for most tasks and suggests that if a rotary tool is necessary, a 'Form' brand tool runs smoother than a standard Dremel. The advice is aimed at preventing costly mistakes for hobbyist gun owners.

This video details the process of repairing rough chambers and polishing feed ramps on Ruger AR-556 barrels. Using flex hones and metal polish, the School of the American Rifle successfully removed surface defects from two barrels without oversizing them. Smooth chambers and feed ramps are crucial for reliable extraction and to prevent damage to projectiles during feeding.

This video details a gunsmithing attempt to improve the reliability of a Colt Government .380 pistol. The reviewer addresses a specific issue of rounds catching on a high spot in the barrel's throat by meticulously polishing the feed ramp and barrel throat. Despite these efforts and replacing springs, the firearm continues to experience reliability issues, leading to a decision to sell it. The reviewer emphasizes the importance of reliable firearms, even for guns that are otherwise accurate and enjoyable to shoot.

This guide details the process of building a retro Bushmaster Dissipator, focusing on modifications and tuning inspired by a 1999 build. It covers sourcing parts, addressing common technical issues like canted sights and feed ramp problems, and selecting appropriate furniture for improved ergonomics. The information is presented with the expertise of a seasoned firearms instructor and competitive shooter, highlighting practical gunsmithing techniques.

This video discusses common magazine feed issues encountered with firearms, particularly the Kimber Ultra Carry and Sig P938. It explores potential causes such as bullet shape, magazine feed lips, and spring tension. Solutions like polishing the feed ramp and using higher-quality magazines are suggested. The discussion also touches on the importance of proper firearm maintenance and understanding ammunition characteristics.