170mm Iron Exercise Bike Crank Arm Left or Right Replacement with Rhombic Hole Thread Pedal Compatible with Most Fitness Equipment Cycling for(Left Crank)

• [PACKAGE OPTIONS] Choose a single left crank, a single right crank, or a pair (1 left + 1 right) so you can replace only the worn arm or swap both for matched performance on your exercise bike.
• [STURDY IRON CONSTRUCTION] Made from solid iron with an approximate weight of 417 g per piece to provide a stable, substantial feel underfoot and long service life in regular indoor use.
• [PRECISION 170MM FIT] Center-to-center hole spacing is 170 mm and total length is 202 mm, matching common crank geometry for many spin and exercise bikes to help restore correct pedal position.
• [STANDARD THREAD & HOLES] Pedal mounting uses a 9/16-20 thread (for for M14) and the rhombic mounting hole measures 13 x 13 mm, compatible with widely used pedals and crank interfaces.
• [PRECISE COMPATIBILITY]: Fits most exercise bikes with for M14 thread pedals, perfect for left or right crank arm replacement to restore smooth pedaling

Features: *The exercise bike crank is made of iron material, and has a certain weight, about 417g/piece *Size: The center distance between two holes is 170mm, the round hole for mounting pedal is 9/16-20(for M14) thread, rhombic hole 13*13mm *Install the left or right crank: turn it clockwise, easy to install and use *Suitable for most of exercise bikes, and used to replace the crank Specifications: Part Name: 170mm Exercise Bike Crank Material: Iron Size: Total length 202mm Color: Black Package Content: List 1: 1* left crank List 2: 1* right crank List 3: 1* left crank and 1* right crank