... . 3.Most competitive price. 4.Small quantity accepted. fkm rubber seal : 1. Materials: comply to ROHS, fkm, or NBR, Silicone (VMQ ... your requested. 4. Tolerance: strictly upon international standard, no flash.5. Color: black, transparent, green, red, yellow, grey, purple, pink or ... , strong carton and PE film paper packed outside with water proof. fkm rubber seal