They help a bunch...nice to hold an object with both hands while looking at it..
Great pin pointer from Garrett and Metal Detecting Stuff is my #1 source for products. Excellent service
HPI Racing #101586 is a 7 x 19 x 6 mm front bearing for compatible nitro engines. HPI labels it for the F3.5 Pro and also lists it as a standard part for the G3.0 engine. Check the bearing dimensions and engine parts diagram before ordering.