Amen to that. We've been through a bunch of them. The stock servo saver is too tight, non-adjustable, and does nothing but strip servo arms.
X Factory SCX-60 chassis #00 & SCX-60CF prototype #1(both retired)
X Factory X-6, X-60CF (prototype #2), SCX-60CF
X Factory - www.xfactoryrc.com
Stickit1racing - www.stickit1racing.com