![Meghna Shimano Tourney RD-TY300 Bike Rear Derailleur 6/7-Speed for Road and Mountain Bike Direct Mount for Unisex - Walmart.com Meghna Shimano Tourney RD-TY300 Bike Rear Derailleur 6/7-Speed for Road and Mountain Bike Direct Mount for Unisex - Walmart.com](https://i5.walmartimages.com/asr/712e7e7f-6da5-4bcc-9d2a-de44056ab2a6.fc31055e0589448d5bf869d250d39c0b.jpeg)
Meghna Shimano Tourney RD-TY300 Bike Rear Derailleur 6/7-Speed for Road and Mountain Bike Direct Mount for Unisex - Walmart.com
![Mystery adjustment on Shimano Tourney rear derailleur - Is this "B" adjustment or something else? TIA : r/bikewrench Mystery adjustment on Shimano Tourney rear derailleur - Is this "B" adjustment or something else? TIA : r/bikewrench](https://preview.redd.it/yzocx4o947581.jpg?auto=webp&s=a98c07f6550da79049c94f44a3430be1f8681e58)
Mystery adjustment on Shimano Tourney rear derailleur - Is this "B" adjustment or something else? TIA : r/bikewrench
![Rear derailleur B-screw does not affect upward limit on guide cog. Cog slams into the cassette with any small drop or bounce on a rock or root. It's very loud, and I Rear derailleur B-screw does not affect upward limit on guide cog. Cog slams into the cassette with any small drop or bounce on a rock or root. It's very loud, and I](https://external-preview.redd.it/DHjNEn5PAYPunuyt2_N2UhJ2m_F6zQsy5Mr6Axhu0Nc.png?width=640&crop=smart&format=pjpg&auto=webp&s=a19a06a9c3672c19c9c0427ccf996888bf8e9070)
Rear derailleur B-screw does not affect upward limit on guide cog. Cog slams into the cassette with any small drop or bounce on a rock or root. It's very loud, and I
![Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors](https://m.media-amazon.com/images/I/61nUPBKLrBL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors
![Amazon.com : THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount : Sports & Outdoors Amazon.com : THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount : Sports & Outdoors](https://m.media-amazon.com/images/I/71RBSSOOYrL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount : Sports & Outdoors
![Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors](https://m.media-amazon.com/images/I/412v6YeXcvL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA166%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com : Shimano REAR DERAILLEUR, RD-TY500, TOURNEY, 6/7-SPEED, W/RIVETED ADAPTER(ROAD TYPE), W/WHEEL TYPE CABLE GUIDE : Sports & Outdoors
![Amazon.com : MOHEGIA Bike Rear Derailleur RD-TY21B 6/7 Speed Direct Mount for Mountain Bicycle-Black : Sports & Outdoors Amazon.com : MOHEGIA Bike Rear Derailleur RD-TY21B 6/7 Speed Direct Mount for Mountain Bicycle-Black : Sports & Outdoors](https://m.media-amazon.com/images/I/61BU+pZTgJL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : MOHEGIA Bike Rear Derailleur RD-TY21B 6/7 Speed Direct Mount for Mountain Bicycle-Black : Sports & Outdoors
![Mountain Bike Rear Derailleur Tourney Rd-ty300 6/7 Speed Sis Bicycle Sgs Long Cage Rd - Bicycle Derailleur - AliExpress Mountain Bike Rear Derailleur Tourney Rd-ty300 6/7 Speed Sis Bicycle Sgs Long Cage Rd - Bicycle Derailleur - AliExpress](https://ae01.alicdn.com/kf/H28a8d9d06332468789f8a3f16c8cba71P/Mountain-Bike-Rear-Derailleur-Tourney-RD-TY300-6-7-Speed-SIS-Bicycle-SGS-Long-Cage-RD.jpg_Q90.jpg_.webp)
Mountain Bike Rear Derailleur Tourney Rd-ty300 6/7 Speed Sis Bicycle Sgs Long Cage Rd - Bicycle Derailleur - AliExpress
![Shimano Tourney RD TX35 5/6 /7/8Speed Direct Mount MTB Rear Mech Derailleur 1Pc B tension Adjustment - YouTube Shimano Tourney RD TX35 5/6 /7/8Speed Direct Mount MTB Rear Mech Derailleur 1Pc B tension Adjustment - YouTube](https://i.ytimg.com/vi/2pIDQbP-Xqw/maxresdefault.jpg)
Shimano Tourney RD TX35 5/6 /7/8Speed Direct Mount MTB Rear Mech Derailleur 1Pc B tension Adjustment - YouTube
![shimano - Sprocket touching the biggest cog no matter B screw...how do I fix? - Bicycles Stack Exchange shimano - Sprocket touching the biggest cog no matter B screw...how do I fix? - Bicycles Stack Exchange](https://i.stack.imgur.com/Bp9gI.png)
shimano - Sprocket touching the biggest cog no matter B screw...how do I fix? - Bicycles Stack Exchange
![Amazon.com : ENBO Shimano Bike Rear Derailleur RD-TY300 6/7 Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Sports & Outdoors Amazon.com : ENBO Shimano Bike Rear Derailleur RD-TY300 6/7 Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Sports & Outdoors](https://m.media-amazon.com/images/I/61MFnebWxSL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : ENBO Shimano Bike Rear Derailleur RD-TY300 6/7 Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Sports & Outdoors
![Won't shift in to 1st gear. Shimano Tourney derailleur. 7 speed cassette. Can't get it to shift into 1st because top pulley is touching largest sprocket. I can't find the adjustment on Won't shift in to 1st gear. Shimano Tourney derailleur. 7 speed cassette. Can't get it to shift into 1st because top pulley is touching largest sprocket. I can't find the adjustment on](https://i.redd.it/gnt997z9h3m61.jpg)