Saw Chain 18″ chainsaw (semi chisel)

Description

Product Overview

Product name: Alligator Pro Chainsaw Chain
Bar length: 18 inch (45 cm)
Chain type: 3/8″ standard pitch
Application: Firewood cutting, felling small–medium trees, farm & property maintenance, professional use

Full Technical Specifications

Specification	Details
Chain pitch	3/8″ (standard pitch)
Gauge	0.063″ (1.6 mm)
Drive links (DL)	66 DL
Compatible bar length	18 inch guide bar
Cutter type	Semi-chisel (most common configuration)
Chain sequence	Standard sequence
Kickback rating	Reduced-kickback
Recommended file size	7/32″ (5.5 mm)
Depth gauge setting	~0.025″ (0.65 mm)
Lubrication	Automatic oiling systems
Chain speed rating	Designed for mid–high power petrol chainsaws

Key Features

✔ Professional 3/8″ Pitch Chain
Delivers strong cutting performance and durability—ideal for demanding work.

✔ 0.063″ Heavy-Duty Gauge

• Maximum bar stability
• Reduced rail wear
• Handles high torque & tough wood

✔ Durable Heat-Treated Cutters

• Long edge retention
• Reduced chain stretch
• Reliable performance under load

✔ Smooth, Controlled Cutting

• Stable feed into wood
• Balanced vibration levels
• Predictable cutting behavior

✔ Service-Friendly Design

• Easy sharpening
• Widely available files & tools
• Compatible with professional guide bars

Compatible Guide Bars

Any 18″ guide bar with:

• 3/8″ pitch
• 063″ gauge
• 66 drive links

⚠️ Always verify the bar stamp to confirm DL count.

Compatible Chainsaw Models

STIHL

• MS 271
• MS 291
• MS 310
• MS 311
• MS 362
• MS 391

Husqvarna

• 455 Rancher
• 460 Rancher
• 545
• 550 XP
• 555
• 562 XP

Echo

• CS-4910
• CS-501P
• CS-590 Timber Wolf

Makita / Dolmar

• EA5600
• EA6100
• PS-6100
• DCS6401

Other Brands

• Jonsered 2159 / 2166
• Shindaiwa 491 / 501

Important Compatibility Note

This chain fits ONLY bars marked:

• 3/8″ pitch
• 063″ gauge
• 66 DL

It will NOT fit:

• 3/8″ Low Profile
• 050″ or 0.058″ gauge bars

Pitch, gauge, and drive links must match exactly.