Key Features

• Refined electronics
• Premium coreless motor
• JR Reliable

Overview

Flown by more competition heli and aerobatic flyers than all others, the 4131 has huge 90 oz./in. of torque, refined electronics, and a premium coreless motor that has proven reliable to perfection.

Specs

• Size Category:Standard
• Type:Analog
• Torque:90 oz/in @ 4.8V, 105 oz/in @ 6V
• Speed:.23 sec/60° @ 4.8V, .20 sec/60° @ 6V
• Dimensions (WxLxH):.73" x 1.52" x 1.32"
• Weight:1.50 oz
• Bushing Or Bearing:Bearing
• Bearing:Dual
• Gear Type:Nylon
• Motor Type:Coreless
• Application:Competition pattern, high-performance sport, .60 helis