Comments on: Vertical Fliers? Poor Ignition May Be the Cause… https://bulletin.accurateshooter.com/2016/03/vertical-fliers-poor-ignition-may-be-the-cause/ from AccurateShooter.com Mon, 11 May 2026 22:46:33 +0000 hourly 1 https://wordpress.org/?v=4.1.26 By: Dtubb https://bulletin.accurateshooter.com/2016/03/vertical-fliers-poor-ignition-may-be-the-cause/comment-page-1/#comment-50262 Wed, 23 Mar 2016 00:07:24 +0000 http://bulletin.accurateshooter.com/?p=57925#comment-50262 Your picture of the TUBB Speedlock assembly is out of date. All current assemblies are equipped with the “DUO” chrome silicon springs (2 springs and a spring ring). The springs are wound in opposite directions for a significant reduction in radial biasing of the firing pin.

Editor: David — Thanks for the update. We sourced that photo from a Brownells article. You may want to contact Brownells as well.

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