Tsumura Advanced Replacement Lightweight Sprocket Bar, 19 inches (48cm). ★ Pitch: .325 ★ Gauge: .058 (1.5mm) ★ Compatible with Oregon saw chain 21BPX-76 links and Husqvarna saw chain H25-76 links. ★ Part Number: 376SK2 ★ Compatible Models: 42, 242XP, 246XP, 254XP, 346XP-JP, 346XP(NE), 357XP, 550XP-JP, 560XP-JP, 543XP-JP, G5001P, G5000P, G500P, G4500P, G4501P/353/545/545-Mark2/550XP-Mark2/G5201P(H) ★ This is a .325 pitch slim-type guide bar. It has 11 teeth. Available in a wide range of lengths from 13 inches to 24 inches, it is the most popular guide bar among professionals. It is a slimmed-down version of the FV type, offering the advantages of being lighter and having less kickback than the FV type. It is compatible with large-displacement chainsaws up to the 60cc class. The SK type is approximately 20% lighter due to the embedding of resin. A lightweight, high-strength, low-vibration professional guide bar. - Brand: TSUMURA - Size: 19 inches (48cm) - Model: 376SK2 - Features: Lightweight, high strength, low vibration - Country of Manufacture: Japan