Specification:34*28*78,34*30*78...The spring bush is bi-metal bushing, risist against tiredness, abrasion, heat, ... good car... Specification:34*28*78,34*30*78...The spring bush is bi-metal bushing, risist against tiredness, abrasion, heat ... material feeding, precise machining to packaging of finished products. Hence, multiple categories and varieties as well as lots may be put ...