Tamiya 54042 40.7mm Titanium Coated Piston Rod 2 pcs TRF501X Hard Titanium Coated Piston Rod F OP-1042 TRF201
RC 40.7mm Titanium Coated - Piston Rod (2 pcs) TRF501X Hard Titanium Coated Piston Rod F OP-1042 - Tamiya 54042
Titanium coat protects piston rod from dust and debris for consistent, smooth movement.