We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3

Crank Arms

julio 28, 2026

Crupi Expert 2pc. Crankset 152mm Black

The All New Crupi Expert Race Cranks are made using forged 6061-T6 aluminum and are now 104BCD 4-Bolt cranks meaning you will need to use a 4-Bolt gear. Steel pedal inserts for strengthPedal washers (included) must be used at all times!Hollow 24mm 10-Spline chromoly spindle is permanently pressed into the drive-side armBuilt in 104BCD 4-Bolt spiderNote: Recommended 165lb Rider Weight LimitBottom Bracket sold separatelyNote: Some frames may require use of bottom bracket spacers for crank clearance Available in silver or black in sizes 152mm - 170mmWeight = 23oz (160mm)Tighten Spindle Bolt to 2-2.5NmTighten Pinch Bolts to 12-14Nm
julio 28, 2026

Mountain Bike Left Hand Taper Crank Arm 152/170/175mm Round hole Diamond/Spline

Crank Arm Description: Brand: BUCKLOS Crank Arm length: 152/170/175mm Material: AL6061 aluminum alloy Shape:Square/Diamond/Spline Hole Model:1.Only Left Crank Arm 2.Left+Right Crank Arm Weight: about: 1.L+R(Square/Diamond):152mm-0.4kg/170mm-0.5kg 2.L(Square/Diamond):152mm-0.19kg/170mm-0.24kg 3.L(Spline):170mm-0.28kg/175mm-0.285kg Advantages: High hardness,stable transission,High strengthaluminum alloy material,Easy to install, Best Replacement:Use this crank arm to replace the broken crank arm. Notes:L+R crank arm is mainly suitable for e-bikes and indoor bike. .
julio 28, 2026

BUCKLOS MTB Bike Left Hand Crankarm 152mm Square Hole Taper Aluminum Replacement

Bucklos bike crank arm set is forged from premium aluminum alloy,Which has square hole,spline hole and diamond hole, 170MM size.Bucklos bicycle crankarm is a nice replacement for bike repair suitable for the ebike,mountain bike,folding bike,fixed gear bike,exercise bike,etc Crank Arm : Brand: BUCKLOS Crank Arm length: 152mm Material: AL6061 aluminum alloy Shape:Square Hole Weight: about: 152mm-0.24kg Advantages: High hardness,stable transission,High strengthaluminum alloy material,Easy to install, Best Replacement:Use this crank arm to replace the broken crank arm. Package:Only Left Crank Arm.
julio 28, 2026

Crank Arm 152/170/175mm Electric Mountain Bike Crankset Square/Diamond/Spline US

Crank Arm Description: Brand: BUCKLOS Crank Arm length: 152/170/175mm Material: AL6061 aluminum alloy Shape:Square/Diamond/Spline Hole Model:1.Only Left Crank Arm 2.Left+Right Crank Arm Weight: about: 1.L+R(Square/Diamond):152mm-0.4kg/170mm-0.5kg 2.L(Square/Diamond):152mm-0.19kg/170mm-0.24kg 3.L(Spline):170mm-0.28kg/175mm-0.285kg Advantages: High hardness,stable transission,High strengthaluminum alloy material,Easy to install, Best Replacement:Use this crank arm to replace the broken crank arm. Notes:L+R crank arm is mainly suitable for e-bikes and indoor bike. .
julio 28, 2026

US Bicycle Crank Arm Mountain Bike 152/170/175mm Square Crank Diamond/Spline MTB

rank Arm Description:     Brand: BUCKLOS     Crank Arm length: 152/170/175mm     Material: AL6061 aluminum alloy     Shape:Square/Diamond/Spline Hole     Model:1.Only Left Crank Arm 2.Left+Right Crank Arm     Weight: about: 1.L+R(Square/Diamond):152mm-0.4kg/170mm-0.5kg     2.L(Square/Diamond):152mm-0.19kg/170mm-0.24kg     3.L(Spline):170mm-0.28kg/175mm-0.285kg     Advantages: High hardness,stable transission,High strengthaluminum alloy material,Easy to install,     Best Replacement:Use this crank arm to replace the broken crank arm.     Notes:L+R crank arm is mainly suitable for e-bikes and indoor bike.    US Bicycle Crank Arm Mountain Bike 152/170/175mm Square Crank Diamond/Spline MTBCrank Arm Description: Brand: BUCKLOS Crank Arm length: 152/170/175mm Material: AL6061 aluminum alloy Shape:Square/Diamond/Spline Hole Model:1.Only Left Crank Arm 2.Left+Right Crank Arm Weight: about:1.L+R(Square/Diamond):152mm-0.4kg/170mm-0.5kg 2.L(Square/Diamond):152mm-0.19kg/170mm-0.24kg 3.L(Spline):170mm-0.28kg/175mm-0.285kg Advantages: High hardness,stable transission,High strengthaluminum alloy material,Easy to install, Best Replacement:Use this crank arm to replace the broken crank arm. Notes:L+R crank arm is mainly suitable for e-bikes and indoor bike. PaymentDelivery detailsTerms of salesAbout usContact usPaymentPayment methods accepted: PayPal only.Delivery detailsWe'll ship out the item for you in 1 business day after receiving payment. We do not responsible for any custom duty or import tax.Terms of salesNote:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of our monitor and light brightness.About usGood feedback is very important to us ,we are honest seller, We do work extremely hard to maintain a great feedback rating.Contact usWelcome to my ebay store , we very glad to service for you , and have a satisfying business. Please feel free to contact us , you can click "Ask seller a question" at the top and right . we will reply question within 24 hours .
julio 28, 2026

Shimano STEPS 6100 Lasco 152mm Crank Arm Set, Hase Kettwiesel Evo

These will fit Shimano STEPS 6100 ebikes. Used for 8 months, maybe ~100 miles, and in excellent condition. Hase Kettwiesel Evo Shimano STEPS 6100 Lasco 152mm Crank Arm Set Need to shorten up your cranks to ease knee pain or for a better fit? The Hase Lasco 152mm short crankarms for the Hase Kettwiesel EVO with Shimano Steps 6100 e-assist allow you to do just that.