(1)There is no any wear down on the rope,fixed or swimming shaft, high pressure, self-lubricating, particularly wear, using life for 2 years, the shaft is basically long time use no need any replacement.
(2)Mould press or units type steel head sheave felly score all equiped with wearproof nonmetallic filler block,no abrasion,no slip jump,safe,wearproof,durable.
(3)Molding by using durable nonmetallic material casting and special process and configuration of high quality carbon steel fixed or floating shaft.
Especially it's wearproof and for steel rope, fixed or floating shaft without any abrasion.Axle don't change for a long time use permanently.At the same time in the case of not add lubricant to the shaft and steel rope with self-lubricating function, does not affect the normal use.
The above picture is only for reference as different product batch & specs.Pls contact our sales staff for confirm.