Last Updated: Sep 27, 2023
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| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Chengen outdoor sports | 6.60 | ✅ | ✅ | ✅ |
Material: POM Teeth, NSK steel bearing, sice cap is alloy 7075-t6,shim is alloy 6061-t6
Teeth : 10T 12T 14T 16T
Weight: 10g/12T ; 12g/14T; 15g/16T
Thickness: 8mm
Compatible for road bike,MTB ,8s 9s 10s 11s 12 speed rear derailleur
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Chengen outdoor sports | 6.60 | ✅ | ✅ | ✅ |
Material: POM Teeth, NSK steel bearing, sice cap is alloy 7075-t6,shim is alloy 6061-t6
Teeth : 10T 12T 14T 16T
Weight: 10g/12T ; 12g/14T; 15g/16T
Thickness: 8mm
Compatible for road bike,MTB ,8s 9s 10s 11s 12 speed rear derailleur
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| HZQS Fashion Accessories | 9.20 | ✅ | ✅ | ✅ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Chengen outdoor sports | 6.65 | ✅ | ✅ | ✅ |
Material: CNC AL7075-t651 , strength HB150, bolt is 304 stainless steel.
Thickness: 4mm
Spec: ISCG ISCG05 compatible
Weight: 20g
Include: 1pcs body, 3pcs long bolts, 3pcs short bolts, 6pcs 1mm shim.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Biofeedback Labs | 3.68 | ✅ | ✅ | ✅ |
Unleash the power of your brain, recharge for better health, and improve your mood, energy, and concentration.
Measure stress instantly, Train yourself to relax.
By playing these three games including: Crystal Clear, Inner Energy, and Instant Relaxation, you will learn to manage your stress and your uncontrollable thoughts so you can get more done , waste less time, and as a result have more energy.
You also receive a FREE Bonus Game: Mental Magic where you can have competing with your friends and family and you learn to control your mind and emotions. Just have fun. Unleash the power of your brain, recharge for better health, and improve your mood, energy, and concentration.
Pro Edition includes all games, unlimited users (limited only by computer capacity). All statistics. Includes wavelet analysis plots, Poincare plot and Fourier transforms (with detailed settings).
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Backcountry | 9.85 | ❌ | ❌ | ❌ |
Material: forged aluminum, [spring] titanium
Capacity: 42t
Cassette Range: 12-52t
Gearing: 10 - 50 t
Compatibility: SRAM 12-speed Eagle mountain drivetrains
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| SDBikes&More | 9.83 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Bicycle Addiction | 9.95 | ✅ | ✅ | ✅ |
ADVENT X: Compatible with ADVENT X 10-speed drivetrains only
COMPATIBLE: Works with standard 10-speed chains
EASY FIX: Ratchet-and-pawl clutch is easily adjustable and repairable
EQUIPMENT: Metric adjustment hardware
SECURITY: Larger pulley and taller teeth for better chain security and higher ride height
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Harmonicz, Inc. | 7.22 | ❌ | ❌ | ❌ |
Stable Shifting Performance
Shimano Shadow Construction
Low profile rear design
Uses a 11-30T cassette
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| théâtre | 9.90 | ✅ | ✅ | ✅ |
Road to 11 speed change
Crown: 34 teeth
Weight: 225 grams
Introduces the shadow RD mainly designed for changes of MTB
With a slim profile and the ability to customize the tension of the chain
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Bicycle Addiction | 9.95 | ✅ | ✅ | ✅ |
Chain Wrap Capacity: 43teeth, Derailleur Action: Top-Normal (Traditional)
Derailleur Color: black, Drivetrain Spacing: Shimano/SRAM 8, Largest Cog: 34teeth
Shifter/Rear Derailleur : Shimano, Speeds: 8sp, Weight: 326g
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Wheel & Sprocket Inc | 9.71 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ExecDeals | 5.97 | ❌ | ❌ | ❌ |
Shimano Acera Rear derailleur compatible with all Shimano 7 & 8 Speed shifters. Advanced light action design.
Direct frame fit. SIS Rear index shifting.
Megapulley oversize jockey wheel. Smartcage pulley plate.
Max Sprocket 34T. Min Sprocket 11T.
Weight:303 Grams
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| théâtre | 9.90 | ✅ | ✅ | ✅ |
Capable of handling up to a 30t maximum cassette size
Extra stiff for crisp, durable shifting
Sealed bearing tension pulley
Compatible with 10 speed Shimano drivetrains
Shimano Reference Number: RD 5700A
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Bell's Bike Shop | 9.67 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Magic USA | 9.93 | ✅ | ✅ | ✅ |
Rear Derailleur (3x8-speed)
8-speed drive train
Durable light action shifting peformance for stress free riding. Double Servo-panta Mechanism
Quick assembly. Allen key type inner cable fixing bolt
Total capacity 43T
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Masherz | 5.91 | ❌ | ❌ | ❌ |
Includes the SRAM GX Eagle AXS rear derailleur with battery, Eagle controller with clamp, charger with cord, and chain gap tool
The GX Eagle AXS rear derailleur shifts on command, whether under climbing load or sprinting to the stage finish, and is smart enough to protect itself thanks to its incredibly resilient Overload Clutch
Rear derailleur is compatible with 10-50t and 10-52t cassettes
The GX Eagle AXS controller offers a unique wireless shifting experience with ergonomic touchpoints that are customizable to your preferences - you can choose what each button does through the AXS App
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Sheepshead Cycle | 9.76 | ❌ | ❌ | ❌ |
Fast, shockless shifting and low-profile design.
Large 13T pulleys increase efficiency.
Decreased tension in low gear and added bumper improve drivetrain silence.
12-speed rear.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| CYCLE4LESS | 9.43 | ❌ | ❌ | ❌ |
The Shimano Alivio RD-M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles.
Super low profile Shadow RD technology
Largest Cog: 36 Drivetrain Speeds: 9 Cage Length: Long
Chain Wrap Capacity (teeth): 45 teeth
Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Movatik | 9.93 | ✅ | ✅ | ✅ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Bell's Bike Shop | 9.67 | ✅ | ✅ | ✅ |
Stabilizer switch to reduce chain slap
Low profile Shadow design
10-Speed Shadow Plus MTB rear derailleur
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Magic USA | 9.93 | ✅ | ✅ | ✅ |
Shimano fd-m310 Altus 8-Speed front derailleur, conventional swing, 42-48t, 66-69 degree
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| cyclingdeal_usa | 9.90 | ✅ | ✅ | ✅ |
COMPATIBILITY & SIMPLE TO USE: Fit seat post size: 28.6mm. compatible with Shimano, Sram, FSA, Campagnolo type braze on front derailleur. Simply clamp the adapter on the seat tube.
STRONG: The adapter is made of high quality aluminum alloy AL6061 T6. It is also hardened by heat treatment.
LIGHT: The bike adapter weights only 40g or 1.4 oz. I will not add a lot weight to your light road bikes or MTB.
ADJUSTABLE: The height could be adjusted to ensure perfect gear changing position. Please note: The side adjustment is done by the bolts on the front derailleur itself.
ORDER NOW, WORRY FREE! We're so confident about our product quality that we can provide 2-year warranty! Made in Taiwan.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Backcountry | 9.85 | ❌ | ❌ | ❌ |
Material: aluminum
Capacity: [medium] 39T, [long] 47T
Cassette Range: [medium] 42T (2x11), 46T (1x11), [long] 40T (3x11), 42T (2x11), 46T (1x11)
Gearing: [medium] 1x11, 2x11, [long] 1x11, 2x11, 3x11
Compatibility: HG-X 11-speed chain
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| EnBo | 6.69 | ✅ | ✅ | ✅ |
Model: RD-TY300 rear derailleur, compatible with 6 and 7-speed SIS INDEX variable speed transmission systems compatible with 11T /14T high speed gear
Stability: Durable aluminum alloy material and excellent shifting performance ensure safe and stable riding Smooth shifting,
Wide application: Rear derailleur is easy to use and maintain.Suitable for MTB,mountain bikes, road bikes, folding bicycles and so on.
Important: Please feel free to contact if you have any questions, we will provide quality service.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| THE FASTER | 6.06 | ✅ | ✅ | ✅ |
Rear derailleur that ensures precise, easy gear shifting.
Integrated chain stabilizer s accurate shifting in a variety of conditions.
11-speed range.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| CYCLE4LESS | 9.23 | ❌ | ❌ | ❌ |
Pulley set that fits: 57, 56, 551, 55, 45, 44, 34, 33, M662, M61, M6, M592, M591, M581, M58, M571, M57, M531, M53, M511, 51, M43, M33, T661, T4, T3, F8, F7, C81, MC2, MC18
Shimano
Model: 151861
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| StylrTop | 6.45 | ✅ | ✅ | ✅ |
Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs
Specification:SHIMANO & SRAM
Fits for almost all mountain bike of 11T
Bearings: Upgraded RS bearing；Material: Aluminum alloy
Stainless steel bearing for ultra durability
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| StylrTop | 6.30 | ✅ | ✅ | ✅ |
Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs
Compatible:SHIMANO & SRAM
Fits for almost all mountain bike jockey wheel of 11T
Material: Aluminum alloy
Stainless steel bearing for ultra durability
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| StylrTop | 6.10 | ✅ | ✅ | ✅ |
Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs
Specification:SHIMANO & SRAM
Fits for almost all mountain bike of 11T
Bearings: Upgraded RS bearing；Material: Aluminum alloy
Stainless steel bearing for ultra durability
As an online shopper, it's crucial to make informed decisions. This review will focus on Stone, a brand that has made its presence felt on Amazon. With its wide range of products in Health Care Products, Stone has become a go-to for many shoppers.
Stone offers a vast product count of 444 items. This diverse selection caters to a wide array of needs and preferences, making it a versatile brand for consumers.
Quality is a defining factor for any brand. Based on customer feedback and ratings, Stone's products have an average rating of 5.1 out of 10, indicating a high level of customer satisfaction.
When it comes to pricing, Stone has products ranging from a minimum price of $0.98 to a maximum of $2,199.00, with an average price of $79.14. This pricing structure caters to a wide range of budgets, making Stone an accessible choice for many shoppers.
Customer service is the backbone of any successful online brand. Stone is sold by biofeedback labs chengen outdoor sports and hzqs fashion accessories, who are known for their commitment to customer satisfaction. They have been responsive and helpful, according to customer reviews and feedback.
The shopping experience on Amazon with Stone has been largely positive. The brand's wide range of products, combined with the ease of navigation on Amazon, has made shopping a breeze for many customers.
Delivery and packaging are yet another aspect where Stone shines. Items are delivered in a timely manner and the packaging ensures the products reach the customers in pristine condition.
In conclusion, Stone offers a wide range of quality products at varying price points, making it a brand worth considering for your next Amazon purchase. Their commitment to customer service, combined with a seamless shopping experience, makes Stone stand out in the crowded Amazon marketplace.
Based on the analysis of product range, quality, pricing, customer service, shopping experience, and delivery, we rate Stone [5.1 out of 10 stars].
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