Mounting: Thread hole size: x 1.25 Left Rotation Way.You will receive exactly what you see on the picture.This is Non original parts, please check the size for compatibility before ordering it, we have the great confidence with the quality of our parts.Italian Designed and Engineered.Bump Feed Mechanism.Simply feed the line into the eyelet, give the head a and it’s ready to go.This head has a female thread designed to screw onto a threaded shown in the picture.Color Orange&BlackMaterial ABSType trimmer headSuit for straight-shaft garden pole tools products.The quality is the best.Vibration operation.Easy to fit, just screw on to your existing trimmer (left hand thread).Takes all trimmer line shapes from 2.0mm to 3.2mm diameter.This will not suit most curved-shaft trimmers or any trimmer which uses a separate to secure the head in place.The item is brand new but it might have some scratches during the transportation. Please understand that.Less 30 second line loading--easy load system, no disassembly required.Fitment Universal fit x 1.25 Left hand threadThread size x 1.25