MR design

Welcome to the KAIDJU LINE, a range of light and compact racer from 40mm to 4" props, light is right. 

Contact: KAIDJU OWNER CLUB (private group on Facebook).

MR168 KAIDJU CLASSIC 4 - strong - light - fast - evolutive racer

Price : $ 16.00

Propeller size : 4"


4" version of the KAIDJU CLASSIC 

compatible with 3" arms (MR139) and 5" arms (MR188), same canopy,  bottom, and top plate design

build weight is around 135 / 145g

it's a light and durable racer as the other KAIDJU models

weight info.

bottom: 7.43g

arm: 3.81g

canopy: 5.64g

kit content:

1 x KAIDJU 3mm bottom
4 x KAIDJU MR168 3mm arm

screws info:

2x m3 nuts
8 x m3 locknuts
2 x m3 6mm screws
6 x  8mm m3 screws
2 x 10mm m3 screws
1x 20mm m3 20mm standoff  

build info: 

FullSpeed FSD428 Flytower F411
Frsky XM+
EMAX 1606 RS1606 3300KV (4s) / 4000KV (3s)
Eachine VTX03S
runcam micro swift 2.1
gemfan 4045 4x4.5
total weight: 132g 

TATTU 3s / 4s 1300 

tpu parts (free to download):


soft mount bumper:


KAIDJU review (3" MR139 version):


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