√ Suitable for high speed chainsaw 38cc to 65cc.

√ Suitable for 3/8'' 75 series chains.

√ The sprocket nose can be replaced.

√ The speical oval area with hard resin can reduce the weight.

√ They incorporate uniform groove gauge tolerances for precise chain fit and improved cutting stability over the bar nose.

√  The proven oil retention function prevents oil from flowing out from the tail of the bar, leaving more oil on the bar and chain.