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Thread: I don't believe a TP smaller than 3.0mm ever works in a 12FP springer....

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  1. 02-08-2021, 04:14 PM #19
    TORNADOS7
    TORNADOS7 is offline Registered User
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    Quote Originally Posted by Shed tuner View Post
    255g is a good improvement - what are these 27 or 28mm cylinder ?
    27mm buddy, looking to get the piston down to around 240, the spring is the main issue with these really (Pow-R-Lok F1) as they were well oversprung from the factory...
    Last edited by TORNADOS7; 02-08-2021 at 04:23 PM.
    .22 S410...
    .22 Webley Xocet...
    .22 HW95k...
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