Manufacturer: RYOBI
10 + 2 precision stainless steel ball bearings
-screwed CNC CNC Aluminum crank
-Ryobi carbon fiber braking system with 18KG braking force
-double permanent backstop
-Ryobi Rotary Flat Oscillation
-Body, rotor and coil made of aluminum
- super strong 6mm stainless steel coil axis with brass construction
-no automatic envelope envelope
-No switchable backstop