REEFS RC (24) 299LP Low Profile High Speed High Torque Servo Ryft In addition it helps add

In addition it helps add weight low down which helps keep the center of gravity low and on the rocks where you want it

Road number on each end

Athearn 22986 N Scale 50' SIECO Boxcar Raritan River RR 414

while the 2019 model year are for people who did not make the initial selection process

Clamping hex helps alleviate pin breakage

REEFS RC (24) 299LP Low Profile High Speed High Torque Servo Ryft In addition it helps addREEFS RC (24) 299LP Low Profile High Speed High Torque Servo Features: Water resistant Magnetic Angle Sensor Pulse Width Modulation Control Fully Programmable w REEFS Software REEFS LINK required for Programming Voltage 4. 8V 8. 4V Internal: Steel Gears All CNC Aluminum Casing Bearing Type: 2 Ball Bearings Weight: 2. 0oz Dimension: 1. 6 x . 79 x 1. 0 (LWH) Torque: 278oz @ 6v 299oz @7. 4v 313oz @8. 4v Speed: . 07sec @6v . 06sec @7. 4v . 057sec @8. 4v