![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
![Genuine Shimano Tourney TZ-50 Bike Rear Mech Gear Derailleur 6 & 7 Speed Hanger Black, for bike with steel frames - WILL NOT FIT ALL BIKES! : Amazon.co.uk: Sports & Outdoors Genuine Shimano Tourney TZ-50 Bike Rear Mech Gear Derailleur 6 & 7 Speed Hanger Black, for bike with steel frames - WILL NOT FIT ALL BIKES! : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/51H3ySCjPbL._AC_.jpg)
Genuine Shimano Tourney TZ-50 Bike Rear Mech Gear Derailleur 6 & 7 Speed Hanger Black, for bike with steel frames - WILL NOT FIT ALL BIKES! : Amazon.co.uk: Sports & Outdoors
![▨♟ Shimano Tourney RD TX35 6 7 8Speed Direct Mount MTB Rear Mech Derailleur 1Pcs B tension adjustment | Lazada PH ▨♟ Shimano Tourney RD TX35 6 7 8Speed Direct Mount MTB Rear Mech Derailleur 1Pcs B tension adjustment | Lazada PH](https://lzd-img-global.slatic.net/g/p/eceaaf4eaeae052ef339d0825606b277.jpg_2200x2200q80.jpg_.webp)
▨♟ Shimano Tourney RD TX35 6 7 8Speed Direct Mount MTB Rear Mech Derailleur 1Pcs B tension adjustment | Lazada PH
![Amazon.com : Shimano Tourney TY300 6/7-Speed Rear Derailleur with Dropout Claw Hanger : Sports & Outdoors Amazon.com : Shimano Tourney TY300 6/7-Speed Rear Derailleur with Dropout Claw Hanger : Sports & Outdoors](https://m.media-amazon.com/images/I/4147l3vMKyL._AC_SY1000_.jpg)
Amazon.com : Shimano Tourney TY300 6/7-Speed Rear Derailleur with Dropout Claw Hanger : Sports & Outdoors
COD Shimano Tourney RD TX35 5/6 /7/8Speed Direct Mount MTB Rear Mech Derailleur 1Pcs B tension adjustment screw | Shopee Malaysia
![MEGHNA Shimano Tourney RD-TY300 6/7-Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Amazon.in: Sports, Fitness & Outdoors MEGHNA Shimano Tourney RD-TY300 6/7-Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Amazon.in: Sports, Fitness & Outdoors](https://m.media-amazon.com/images/I/61yeo56oV5L._SL1228_.jpg)
MEGHNA Shimano Tourney RD-TY300 6/7-Speed Rear Derailleur Road MTB Bike Mountain Bike Direct Mount : Amazon.in: Sports, Fitness & Outdoors
![Shimano Tourney TZ RD TZ500 Rear Derailleurs RD TZ500 Mountain Bike Rear Derailleurs 6s 7s 18s 21s Speed Bike Derailleur|Bicycle Derailleur| - AliExpress Shimano Tourney TZ RD TZ500 Rear Derailleurs RD TZ500 Mountain Bike Rear Derailleurs 6s 7s 18s 21s Speed Bike Derailleur|Bicycle Derailleur| - AliExpress](https://ae01.alicdn.com/kf/H44dd40274ef84329a64b1308f0149690c.jpg)