--- product_id: 473002155 title: "B Gap Adjustment Tool for SRAM XPLR/AXS Eagle Chain Gauge, Rear Derailleur Chain Gap Tool for MTB [White-Eagle 50/52t Cassettes, 12 Speed], Road [Red-XPLR Force Rival Red eTap AXS 26-44]" brand: "mieba" price: "£8.55" currency: GBP in_stock: true reviews_count: 13 category: "Mieba" url: https://www.desertcart.co.uk/products/473002155-b-gap-adjustment-tool-for-sram-xplr-axs-eagle-chain store_origin: GB region: United Kingdom --- # Precision fit for SRAM Eagle 50/52T cassettes Durable plastic for long-lasting use Optimized for 12-speed MTB Eagle drivetrains B Gap Adjustment Tool for SRAM XPLR/AXS Eagle Chain Gauge, Rear Derailleur Chain Gap Tool for MTB [White-Eagle 50/52t Cassettes, 12 Speed], Road [Red-XPLR Force Rival Red eTap AXS 26-44] **Brand:** mieba **Price:** £8.55 **Availability:** ✅ In Stock ## Summary > 🛠️ Dial in your drivetrain like a pro — never miss a shift! ## Quick Answers - **What is this?** B Gap Adjustment Tool for SRAM XPLR/AXS Eagle Chain Gauge, Rear Derailleur Chain Gap Tool for MTB [White-Eagle 50/52t Cassettes, 12 Speed], Road [Red-XPLR Force Rival Red eTap AXS 26-44] by mieba - **How much does it cost?** £8.55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/473002155-b-gap-adjustment-tool-for-sram-xplr-axs-eagle-chain) ## Best For - mieba enthusiasts ## Why This Product - Trusted mieba brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Braze-On Mount Ready:** Easy to mount and use with standard braze-on mounts for quick adjustments on the go - • **Lightweight & Durable:** Crafted from high-quality plastic for reliable, long-term performance without added weight - • **12-Speed MTB Compatibility:** Specifically designed for SRAM Eagle 12-speed drivetrains including GX, NX, XX1, X01, and AXS models - • **Perfect Chain Gap Every Ride:** Ensures flawless rear derailleur adjustment for SRAM Eagle 50T/52T cassettes - • **Trusted by Pros & Enthusiasts:** Top-rated tool (#59 in Bike Shop Tools) with 4.5-star reviews ensuring confidence in every ride ## Overview The MIEBA B Gap Adjustment Tool is a precision-engineered plastic tool designed for perfect rear derailleur chain gap adjustment on SRAM Eagle 50T/52T cassettes. Compatible with 12-speed MTB Eagle drivetrains including GX, NX, XX1, X01, and AXS models, it offers lightweight durability and easy braze-on mounting. Highly rated and trusted by cycling enthusiasts, it ensures smooth shifting and optimal drivetrain performance. ## Description B gap Adjustment Tool for SRAM MTB Eagle Chain gap Rear Derailleur, for SRAM Eagle 52T / 50T Cassettes, for 12 speed, for eagle GX, NX, XX1,X01, eagle AXS ## Features - Chain Gap tool for SRAM Eagle axs Chain gap, for MTB Eagle rear derailleur - B gap adjustment tool for Sram 50T/52T cassettes chain gap - Durable plastic, long time to use - For SRAM Eagle XX1, AXS XX1, X01, AXS X01, GX.AXS GX, NX, SX ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B8X8QRXD | | Best Sellers Rank | #27,896 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #59 in Bike Shop Tools | | Brand | MIEBA | | Brand Name | MIEBA | | Case Material Type | Plastic | | Color | White for MTB | | Customer Reviews | 4.5 out of 5 stars 210 Reviews | | Included Components | tool | | Item Type Name | Tool | | Item Weight | 0.01 Kilograms | | Manufacturer | XINHEHUI | | Material | Plastic | | Material Type | Plastic | | Mount Type | Braze-On Mount | | Mounting Type | Braze-On Mount | | Number of Teeth | 52 | | UPC | 759784456052 | ## Product Details - **Brand:** MIEBA - **Color:** White for MTB - **Material:** Plastic - **Item Weight:** 0.01 Kilograms - **Mounting Type:** Braze-On Mount ## Images ![B Gap Adjustment Tool for SRAM XPLR/AXS Eagle Chain Gauge, Rear Derailleur Chain Gap Tool for MTB [White-Eagle 50/52t Cassettes, 12 Speed], Road [Red-XPLR Force Rival Red eTap AXS 26-44] - Image 1](https://m.media-amazon.com/images/I/61UvbOVCwGL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by C***M on February 1, 2026* ### ⭐⭐⭐⭐⭐ Review *by M***. on January 27, 2026* ### ⭐⭐⭐⭐⭐ Review *by R***. on March 10, 2025* ## Frequently Bought Together - B Gap Adjustment Tool for SRAM XPLR/AXS Eagle Chain Gauge, Rear Derailleur Chain Gap Tool for SRAM MTB [White-Eagle 50/52t Cassettes,12 Speed], for SRAM Road [Red-XPLR Force Rival Red eTap AXS 26-44] - CycloSpirit Derailleur Hanger Alignment Gauge - Sram Schaltauge UDH 0 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/473002155-b-gap-adjustment-tool-for-sram-xplr-axs-eagle-chain](https://www.desertcart.co.uk/products/473002155-b-gap-adjustment-tool-for-sram-xplr-axs-eagle-chain) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-24*