General description 10Pcs 3/8 Inch 7T 22mm Chain Drive Rim Sprocket designed for various chainsaw models including MS440, MS441, MS460, MS360, MS361, MS362, MS660, 046, 064, 038, 066, as well as 266, 268, 272, 280, 285, 288, 355, 362, 372XP, 380, and 385XP. This product features a standard 7 spline design and is made of durable metal. Technical specifications Pitch: 3/8 inch Teeth: 7 Tooth Size: 22mm Material: Metal Package Contents 10 x Rim Sprockets Other information Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3cm.