BUCKLOS 170mm MTB Crankset BSA BB68/73mm DUB Bottom Bracket
BUCKLOS 170mm MTB Crankset BSA BB68/73mm DUB Bottom Bracket
BUCKLOS Enduro MTB 170mm Crank Arm with BSA BB68/73mm Bottom Bracket – 29mm DUB Spindle
Take your mountain bike performance to the next level with the BUCKLOS 170mm Enduro Crankset. Engineered from aerospace-grade 7075 aluminum alloy, this lightweight yet incredibly stiff crank arm set is built for the demands of enduro, DH, trail, and park riding. Compatible with SRAM DUB 29mm spindle systems and designed to fit BSA threaded frames with 68–73mm bottom bracket shells, this crankset delivers smooth, efficient power transfer on every trail section.
Made in Mainland China.
Crank Specifications
- Brand: BUCKLOS
- Model: FW Enduro Crankset
- Crank Arm Length: 170mm
- Material: 7075 Aluminum Alloy (Crank Arm + Spindle)
- Spindle Diameter: 29mm DUB
- Colors Available: Titanium / Silver / Black
- Chainring Interface: SRAM 3-Bolt Direct Mount Compatible
- Total Weight: ~800g (Crankset + BB, with box)
Bottom Bracket Specifications
- Shell Width: 68mm / 73mm (Boost & SuperBoost frame compatible)
- Thread Standard: BSA BC1.37-inch × 24T Left/Right threaded — enhances lateral stability and reduces creaking
- Cup Material: Cold-forged machined aluminum alloy with dual-labyrinth bearing covers
- Bearings: Precision sealed bearings for smooth, long-lasting rotation
- BB Weight: ~74.7g
Package Options
- Crank Only
- Crank + Bottom Bracket
- Bottom Bracket Only
Compatible Riding Styles & Bike Types
Designed to excel across a wide range of disciplines and frame types:
- Mountain Bike (MTB) – Trail, Enduro, DH, Park
- BMX / Dirt Jumper / Pump Track
- Cyclocross / Hybrid / City / Cruiser
- Forest trails, steep technical climbs, and pump track practice
Why Choose BUCKLOS Enduro Cranks?
The lightweight 7075 aluminum alloy construction minimizes pedal strikes on technical climbs, allowing you to maintain momentum and tackle more trail sections with confidence. The precision-sealed bearings within the BSA bottom bracket ensure consistently smooth pedal rotation — ride after ride, season after season.
The BC1.37×24T threaded connection design maximizes lateral stiffness, eliminating flex and unwanted noise so every watt of effort goes directly into forward motion.
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Frequently Asked Questions
Q: Is the BUCKLOS 170mm crankset compatible with SRAM DUB components?
A: Yes! The BUCKLOS Enduro crankset features a 29mm DUB spindle diameter and a SRAM 3-Bolt Direct Mount chainring interface, making it fully compatible with SRAM DUB drivetrain systems. Always verify your frame's bottom bracket shell width (68mm or 73mm) before purchasing.
Q: What bottom bracket shell sizes does this crankset support?
A: This crankset is designed for BSA threaded frames with 68mm or 73mm bottom bracket shells, covering both standard and Boost/SuperBoost frame specifications. The BC1.37-inch × 24T threaded BSA bottom bracket cups are included in the Crank + BB package option.
Q: What is the total weight of the BUCKLOS crankset and bottom bracket?
A: The complete crankset and bottom bracket package weighs approximately 800g (including packaging box). The bottom bracket alone weighs about 74.7g, making it an excellent lightweight upgrade for enduro and trail riding.
Q: Can I use this crankset for riding styles other than mountain biking?
A: Absolutely. While optimized for MTB enduro, DH, and trail use, the BUCKLOS 170mm crankset is also compatible with BMX, dirt jump, cyclocross, hybrid, cruiser, and city bikes — making it a versatile upgrade for a wide variety of cycling disciplines.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.