270 FPS Upgraded Bundles For SIRIUS Series
$46.00
Free Shipping by UPS Worldwide Express Saver (5-7 Business Days) from China
With our upgrades, enjoy the reliable performance at 250-270 fps. You can also choose the entire product that we have upgraded
This bundle will include these：
- M90 Unequal Spring * 1
- 228mm Aluminium Barrel * 1
- T-piece * 1
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