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Product Name  |
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- UTG & Well APS2 upgrade kit
- Includes metal piston, bearing spring guide, and spring
- This upgrade kit will put your UTG & Well APS2 up to 500-550 FPS!
- The last chronograph we took on an upgraded APS2 with our upgrade kit registered at 534 FPS with a .25 BB, which is roughly 565-570 FPS with a .20 gram BB!
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$44.99 |
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- Highly recommended for upgraded AEG's
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$20.99 |
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- Highly recommended for upgraded AEG's
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$20.99 |
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- Highly recommended for upgraded AEG's
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$20.99 |
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- Highly recommended for upgraded AEG's
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$20.99 |
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- Guarder Spring Guide with Bearing for Marui Gearbox VII (M14)
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$19.99 |
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- Current Chrono testings, these springs take CA stock AEG's to 385 - 400 FPS.
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$16.99 |
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- Increased velocity from stock Marui AEG's.
- 330 fps to 355 fps .20g BBs varies by AEG.
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$16.99 |
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- Increased velocity from stock Marui, Classic Army, and ICS AEG's.
- 360 fps to 380 fps .20g BBs varies by AEG.
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$19.99 |
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- High velocity from stock Marui, Classic Army, and ICS AEG's.
- 420 to 430fps .20g BBs varies by AEG.
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$21.99 |
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- Extremely High Pressure Spring.
- 450 to 460fps .20g BBs varies by AEG.
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$19.99 |
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- Extremely High Pressure Spring.
- 470 to 490fps .20g BBs varies by AEG.
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$27.99 |
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- Estimated performance is 330 to 350 FPS in CA, KWA, and ECHO1 AEG's.
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$16.99 |
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- Estimated performance is 340 to 360 FPS in CA, KWA, and ECHO1 AEG's.
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$16.99 |
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- Delivers 380 to 395 FPS for CA, KWA, and ECHO1 AEG's.
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$16.99 |
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- Delivers 390 to 410 FPS for CA, KWA, ECHO1, and most AEG's.
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$18.99 |
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- Echo1 replacement spring.
- 380 to 390 FPS in standard AEG.
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$12.99 |
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- Original Set for Marui M16, MP5, AK's, and G3 Series
- Includes Piston and Piston Head.
- (Bulk packaging.)
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$16.99 |
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- Madbull have brought out a range of colour-coded springs that perform just as well as it looks. The colour is actually hard-coated onto the springs via a special process, and is not painted on. Madbull have been testing these springs thoroughly and have proven that the length and force remain consistent throughout.
- Other features:
# Consistent even for100000 shots!
# Non-linear design (calculated)
# Colour coating to reduce effects from environment
# Designed & Manufactured by experienced engineers.
# Premium quality German piano wire
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$16.99 |
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