These kits will bring life to your KK Megajaws like you never thought possible! Precision Spool Speed tolerance up to ABEC9 smoothness and speed. Anything from affordable SS ceramic performance all the way to The Worlds fastest, the ABEC9 XCR Ultra! 

contains: (2) 5x10x4

(1) 3x10x4

*Available in SS, XS, XP and XCR Ultra