Sale
Shimano TL-FC21 Dual-Purpose Crankset Dustcap Pin & Chainring Nut Wrench
Original price was: $7.00.$1.72Current price is: $1.72.
Description
Shimano Pro Crank Maintenance Kit
Engineered for precision bike servicing
Core Functionality
- Triple-Grip Nut Holder: Secures slotted chainring fasteners during removal/installation (fits Shimano XTR/DX series)
- Dual-Purpose Design:
• 2-claw adapter for quick-release crank dustcaps
• Integrated 9mm/10mm hex sockets for pedal spindles - 133mm Torque Handle: Provides 40% greater rotational force vs standard 100mm wrenches
Material Advantages
Forged from SAE 4140 heat-treated steel alloy (Rockwell hardness ≥58HRC) with:
✔️ Rust-resistant black oxide coating
✔️ Impact-resistant jaws tested to 500N torque
✔️ Balanced weight distribution (320g total)
Competitive Edge Matrix
| Specification | Generic Tools | Shimano Pro Kit |
|---|---|---|
| Jaw Retention | Slips under load | Locks via triple cam mechanism |
| Multi-Wrench Integration | No | Yes (saves $15 on separate sockets) |
| Compatibility | Limited brands | Exclusively tested for Shimano components |
| Lifetime Warranty | – | Included against manufacturing defects |
Professional Use Cases
- Shop Efficiency: Cuts crankset service time by 30% vs single-function tools
- Race Preparation: Critical for maintaining crank integrity during multi-stage events
- Adventure Travel: Compact design fits standard repair kits while handling heavy-duty tasks
Optimized for: MTB mechanics (XC/Enduro), road bike workshops, Shimano-certified service centers
Note: Meets ISO 5138 standards for professional bicycle tooling
