This is a soft type spring set compared to OP440.
TAMIYA(TAMIYA) OP.1252 Brushless Motor 01 16T 54252 (Hop-Up Options No.1252)
TAMIYA 1/14 RC Big Truck Series Options & Spare Parts TROP.5 Auto Support Leg
TAMIYA 1/14 R/C Big Truck Options & Spare Parts TROP.5 Auto Support Leg JDMPS
TAMIYA Hop-up Options No.571 TRF Damper Set of 4 (Fusso Coat) #53571
New TAMIYA HOP-UP OPTIONS OP-671 TT-01 front one-way unit from Japan
NEW Tamiya Hop-Up Options No. 1692 OP.1692 TRF419 E-Parts Rear Upright 54692
