HITSAN ALZRC Devil 380 420 465 450L RC Helicopter Parts M2.5 Screw Washer Red One Piece Go to amazon.com Related posts Which is the best alzrc 450 devil? FeatureToys hobbies and robotRc toys & hobbies>rc helicopter partsNo returns or no refunds after 10days except damage and defective caseNo cancellation after dispatch DescriptionDescription: compatible m2.5 socket button head screw. packaging: 10x screw washer(m2.5)