Handbook quantity : GM54311
Adjustable size : back yet again 105-115mm, Front 125-135mm
Them includes : 4*1 White Silicone O-Ring-4pcs 4*2.5 White Silicone O-Ring-4pcs M4*2.3*11 Screw Shaft-4pcs Product major function & usage: - Universal move shaft cross mind design improves the steering views ergo the crawling views are notably increased - White silicone o-ring is a very step-by-step add-on towards product to get rid of direct touch from mind plus the body. - The shaft brain is very calculated but still have a pin locked to avoid free or falter during crawling along.