{"product_id":"bafang-bbs02-bbshd-polished-crank-arms-170mm-square-taper","title":"Custom Polished Crank Arms for Bafang BBS02 \/ BBSHD – 170mm Square Taper (Pair)","description":"\u003cdiv class=\"hpc-product\"\u003e\n\u003cp\u003e\u003cstrong\u003eGive your Bafang mid drive a clean, high-shine upgrade.\u003c\/strong\u003e These custom polished 170mm crank arms are a direct bolt-on fit for the Bafang BBS01, BBS02, and BBSHD square taper spindle — the same reliable fitment as stock, with a bright polished aluminum finish that stands out on any build.\u003c\/p\u003e\n\n\u003ch2\u003ePolished Finish, Stock Fitment\u003c\/h2\u003e\n\u003cp\u003eWhether you're restoring a worn BBSHD conversion or finishing off a custom build, polished crank arms are one of the easiest ways to dress up your drivetrain. They mount exactly like the originals, so you get the look upgrade without changing your chainring, spider, or pedals. Prefer a stealth look? See our \u003ca href=\"\/products\/bafang-bbs02-bbshd-crank-arms-170mm-black\"\u003eblack 170mm BBS02 \/ BBSHD crank arms\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom polished aluminum finish\u003c\/strong\u003e – bright, high-shine look\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect fit for Bafang mid drives:\u003c\/strong\u003e BBS01, BBS01B, BBS02, BBS02B, and BBSHD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJIS square taper interface\u003c\/strong\u003e – matches the Bafang BBS spindle, no adapters needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e170mm length\u003c\/strong\u003e – the standard, most versatile crank length for commuting, trail, and cargo e-bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as a pair\u003c\/strong\u003e – left and right arm included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 9\/16\" pedal threads\u003c\/strong\u003e – works with standard adult bike pedals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBafang BBS01 \/ BBS01B \/ BBS02 \/ BBS02B \/ BBSHD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrank Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e170mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpindle Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJIS square taper (Bafang BBS spindle)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePedal Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9\/16\" x 20 TPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCustom polished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 pair (left + right)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRemove your old arms with a standard crank puller.\u003c\/li\u003e\n\u003cli\u003eClean the spindle taper before installing — no grease on a square taper interface.\u003c\/li\u003e\n\u003cli\u003eTorque crank bolts to spec and re-check after your first 50 miles.\u003c\/li\u003e\n\u003cli\u003eKeep the polished finish bright with a quick wipe of aluminum polish as needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these fit a Bafang M600, M560, or Ultra motor?\u003c\/strong\u003e\u003cbr\u003eNo. These are for the BBS series (BBS01\/BBS02\/BBSHD) square taper spindle only. For M600\/M560 motors, see our \u003ca href=\"\/products\/hpc-155mm-cnc-performance-cranks-for-m600-trailblazer\"\u003eHPC 155mm CNC Performance Cranks (M600\/M560)\u003c\/a\u003e; for Ultra motors, see the \u003ca href=\"\/products\/hpc-155mm-cnc-performance-ultra-drive-cranks-scout-titan\"\u003eHPC 155mm CNC Ultra Drive Cranks\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these come with pedals?\u003c\/strong\u003e\u003cbr\u003eNo, pedals are sold separately. Any standard 9\/16\" pedal will fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these work with the Hi Power Cycles mid drive conversion kit?\u003c\/strong\u003e\u003cbr\u003eYes — our \u003ca href=\"\/products\/mid-drive-conversion-kit\"\u003eHigh Performance Mid Drive Conversion Kit\u003c\/a\u003e uses the same BBS spindle, so these are a direct replacement.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about fitment? Email \u003ca href=\"mailto:sales@hpcbikes.com\"\u003esales@hpcbikes.com\u003c\/a\u003e — our team in Simi Valley, CA is happy to help. Browse more \u003ca href=\"\/collections\/cranksets-crank-arms\"\u003ecranksets and crank arms\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hi Power Cycles","offers":[{"title":"Default Title","offer_id":50504804696299,"sku":"BBS-CRANK-170-POL","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0056\/3059\/1040\/files\/AB2D8430-4C36-495F-88FF-951207A6F163.jpg?v=1790035445","url":"https:\/\/hpcbikes.com\/products\/bafang-bbs02-bbshd-polished-crank-arms-170mm-square-taper","provider":"Hi Power Cycles","version":"1.0","type":"link"}