... 336:3pcs red, blue, and yellow, length 36 inch.CH500-360:3pcs red, blue and yellow, length 60 ... and yellow ,length 60 inch.CH800-372:3 pcs red, blue and yellow ,length 72 inch.CH800-336-R410A:3 ... pcs red ,blue and yellow ,length 36 inch.CH800-336-R410A: ... 336-R410A:3 pcs red, blue and yellow ,length 72 inch. We mainly produces three big categories : all kinds ...