EVO Clutch Rollers for TAPP Primary - Set of 4 25x9.5-12 the built-in butt stock keeps

the built-in butt stock keeps your guns in place

Wrinkle-free Flim: With just a little bit of hot wind or sun exposure

The high grade Mitsubishi transmitter in the G1 outputs a STABLE 41

For level 5 and 6 you MUST tighten your head bolts to 85ft-lbs (requires cam removal)

EVO Clutch Rollers for TAPP Primary - Set of 4 25x9.5-12 the built-in butt stock keepsEVO Clutch Rollers, for TAPP Primary Set of 4 All EVP. Mode Spec TAPP primaries are calibrated with +2mm rollers. Bigger rollers make the low end "quicker RPM's" but shift out quicker and lower the full shift RPM. This has to do with the angle of the arms combined with the weight difference of the rollers. Features: +1mm Rollers Outside Diameter 16. 5 mm with a weight of 12. 5 grams each. +2mm Rollers Outside Diameter 17. 5 mm with a weight of 15. 3