Weihrauch

Weihrauch HW35 Mainspring, High Power

$37.99

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HW35 mainspring High-power version Same mainspring that originally came with the gun For professional installation only. If you want to replace your HW35 mainspring with the low-power spring, search for item BNP-9003. It delivers 7.5 joules (5.53 ft-lbs.).