Videos tagged with Bolt Carrier Deformation

This comprehensive review details the Palmetto State Armory AK103's performance during an extreme sand tornado test, simulating 3,000 rounds of harsh conditions. The rifle demonstrated remarkable resilience, with only a minor malfunction during the initial sand exposure. Expert analysis covers internal component wear, headspace integrity, and overall shootability, concluding with a positive assessment of the AK103's durability and reliability.

This video details the post-swamp test inspection of a Palmetto State Armory AK-74 after being submerged for over 72 hours and previously exposed to corrosive ammunition. The inspection covers internal components like the bolt carrier, bolt, firing pin, and trunnion, assessing for rust, deformation, and overall condition. The rifle demonstrated remarkable resilience, with minimal rust and no malfunctions during subsequent firing, suggesting Palmetto State Armory has addressed previous production issues.

This expert analysis by Rob Ski of AK Operators Union provides a critical look at the Riley Defense AK47, focusing on mechanical wear and reliability. The review details issues with bolt carrier deformation, headspace failures, and magazine fitment, highlighting the rifle's 'mix-match' component nature. It serves as a cautionary review for potential buyers and an in-depth technical assessment for AK enthusiasts.

This video details the post-2000 round stress test of a Lee Armory AK74, built from a Bulgarian parts kit. The rifle endured extreme abuse including drops, pull-ups on the magazine, and push-ups on the rifle itself. While the exterior sustained cosmetic damage, the rifle remained functional. Internal inspection revealed significant deformation on the rear end of the bolt carrier tail, attributed to the interaction with a polished trigger hammer. The video provides a thorough breakdown of internal components, highlighting areas of concern and overall resilience.

This video reviews the Lee Armory AK74 after 1000 rounds, built from a Bulgarian parts kit with a Childers receiver. The rifle experienced 5 malfunctions (3 failure to feed, 2 failure to extract) during a stress test. While the trigger was noted as polished and pleasant, deformation on the bolt carrier was observed, requiring monitoring. The rifle was found to be accurate after zeroing, despite a tilted rear sight block.

This comprehensive review of the Zastava NPAP after 1000 rounds details its performance, highlighting both strengths and weaknesses. The presenter, an experienced firearms instructor, notes the rifle's generally good condition but points out specific issues like a recurring cleaning rod problem and minor bolt carrier deformation. Accuracy with iron sights at 200 yards is confirmed as reliable, and a barrel shift test indicates expected POI changes with heat.