Oregon 26831XSF Power Mate Rim Sprocket System, 3/8", 7 Tooth Bar Mount_T227 Dynatec has a high strength-to-weight

Dynatec has a high strength-to-weight ratio and is abrasion resistant

Twist Lock

for 19HX Series Saw Chain

Dyneema inner jacket and nylon cores

now easier

Oregon 26831XSF Power Mate Rim Sprocket System, 3/8", 7 Tooth Bar Mount_T227 Dynatec has a high strength-to-weightRims Sprocket Systems, which include a drum sprocket and rim, provide smoother cutting and less chain wear than spur sprockets. For use with Husqvarna 61 (after S N 0510572), 266 (after S N 0510000), 268 (after S N 0510000), 272 (after S N 051000); Jonsered 625 (after S N 0510123), 630 (after S N 0510000), 630 Super (after S N 0510000), 630 West Coast (after S N 0510000), 670 (after S N 0510153)