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Feinwerkbau 18 Joule Export Spring for Feinwerkbau Mod.Sport From 2014-18 only #3.2.998.138

$28.00 CAD

1x Genuine Feinwerkbau Main Spring that will fit mod. Sport rifle
This model was a reissue of the popular 124.
Made from 2014 and 2018
18 Joules Export version
Will not fit older/prior version

Spring specs:
I.D 15.6mm
O.D 23.3mm
Wire – 3.6mm
Gap between coils 5.80mm
Length – 275mm
30 coils.
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Category: Product ID: 21472