NOTES FROM LUKE: This precut Rival Takedown K25 spring has been tested to match your blaster. This mod is not for young kids! You'll need fairly strong hands to prime this spring. This spring has been custom cut and tested to fit the Takedown blaster.
FEATURES: -Relatively simple installation -One end will be flat/squared, the other will be a raw cut. -135+ FPS
SPECS: -Cut-to-Length Compression Spring, -Spring-Tempered Steel -Made in the USA of USA steel -4.75" Long, hand cut, flat on one end.