These S400 Springs are all the current compatible springs available to tune the performance of your Zhen Wei Qi S400 Zebra Blaster. The S400 is an impressively compact and powerful springer. This selection of springs offers a range of options to fine-tune your blaster's performance.
FEATURES: • S400 Zebra Springs • Upgrade springs for their new bullpup springer • Fine-tune performance and consistency! • Simple install • Compatible with ZWQ S400 Zebra only
INCLUDES: • 1 Zebra spring of your choice
PERFORMANCE: Average FPS (Standard Deviation) with included 448mm barrel • 61 (8) FPS with the included 1.2 spring • ~190 FPS with a 1.5 spring • 232 (9) FPS with a 1.6 spring • 302 (3) FPS with a 2.0 spring
Clickherefor a complete list of tested performance averages!
SPECS: • Material: Spring-tempered steel • Type: Compression • Dimensions: Spring Gauges: 1.6, 2.0mm Length: 300mm Outer Diameter: 19mm Coils: ~27 • Squared: Both Ends • Weight: 16g • SKU: NEW ZWQ S400 SPRING
Got the 2.0 and it's a very hard stiff spring and nice upgrade for the zebra. Worth noting that it also makes the trigger a lot harder to pull as well.
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