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Review:
Slavia 630/631 Mainspring

The spare mainspring for Slavia 630 and Slavia 631 break barrel air rifles.
Product detail page

17 pcs in stock,
Estimated Delivery: July 7 - 10.

$ 10.5

Customer Reviews

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Lukáš Bína

Verified customer, from balistas.cz 10.04.2026

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None

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Petr Smejkal

Verified customer, from balistas.cz 22.10.2025

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Quality spring

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Bohumil Novotny

Verified customer, from balistas.cz 06.10.2025

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quality padding

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MR

Verified customer, from balistas.sk 02.08.2025

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the spring wire thickness is not 3.6 mm as the description on the balistas website states, but 3mm - so there will be nothing from tuning...

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Zdenek Kratina

Verified customer, from balistas.cz 28.04.2025

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Works great

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