About Shimano Tourney RD-TY300B 6/7 Speed Rear Derailleur
Compatible with 6 and 7-speed SIS Index Shifting drivetrains, the SHIMANO TOURNEY TY300 derailleur is offered in a wide range of fitments and cage options.

Features
Shimano Index System (SIS)

HYPERGLIDE

Specifications
Model No: RD-TY300B

Series: TOURNEY

Compatible Chain: HG-UG 7/6-speed

Mount Type: Axle

Rear Speeds: 6/7

About Shimano
Shimano is a Japanese multinational manufacturer founded in 1921 by Shozaburo Shimano. They are well known as the largest bicycle component manufacturer in the world with their main manufacturing plants in Kunshan, China; Malaysia; and Singapore. Along with cycling components they also produce fishing tackle, and rowing equipment.