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julio 22, 2026

YST square taper spindle BB BMX conversion kit SEALED BEARING

Bottom bracket conversion kit for 3 piece square taper spindle cranks made by YST. Convert your one piece crank to three piece with this spindle/bottom bracket. Spindle is for JIS (Japanese) square taper cranks - this will NOT fit Campagnolo square taper or Haro Group 1 square taper cranks from the mid-80's. Size: American Bottom Bracket (51.5mm diameter cups, 127mm long spindle) Spindle Diameter: 17mm SEALED CARTRIDGE BEARINGS - aluminum alloy cups and lock rings. All parts shown are included.
julio 22, 2026

Bicycle Square Taper Bottom Bracket BB68 MTB Road Folding Bike Crank Bearings US

Specifications: Product:Bike Bottom Bracket Brand:BUCKLOS Type:BSA Bottom Bracket For 68mm Frame Shell Size:68x110.5/113/116/118/120/122.5/124.5/126mm 80x140mm/90x152mm/100x156mm/110x166mm/120x174mm Material:CNC High Strength Steel Structure:Sealed Bearing Weight(CA.):About 320-420g Package Included:1*Bottom Bracket with 2*ScrewsBicycle Square Taper Bottom Bracket BB68 MTB Road Folding Bike Crank Bearings USSpecifications:Product:Bike Bottom BracketBrand:BUCKLOSType:BSA Bottom Bracket For 68mm Frame ShellSize:68x110.5/113/116/118/120/122.5/124.5/126mm80x140mm/90x152mm/100x156mm/110x166mm/120x174mmMaterial:CNC High Strength SteelStructure:Sealed BearingWeight(CA.):About 320-420gPackage Included:1*Bottom Bracket with 2*ScrewsPaymentDelivery 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 22, 2026

Promax SQ-1 Crank Arm Set – 160mm, Square Taper JIS Spindle Interface, 110mm

The SQ-1 cranks arms have a traditional, five-arm, 110-bolt pattern spider and come in a variety of lengths to fit most riders or riding situations.110mm BCD. Compatible with any JIS square-taper bottom bracket. Cold-forged from 6061-T6 aluminum for strength, low weight and durability and feature beautiful anodized finishes. Bottom bracket sold separately. Chainline with 113 BB: 42.3mm. Q-Factor with 113 BB: 151.1mm. Item Specifications: Color, Black, Number of Chainrings, No Rings Included, Crankset Style, 3-Piece, Crank Length (mm), 160, Crank Intended Use, BMX, Drivetrain Speeds, Single, Weight, 556, Drive Side Compatibility, Right Hand Drive, Pedal Spindle, 9/16", BB Included, No, Crank Arm Material, Aluminum, Spindle Interface Type, Square Taper JIS, Chainring BCD, 110, Chainrings.
julio 22, 2026

NIB Shimano Bottom Bracket BB-UN55 68mm 118mm Square Taper New NOS BMX MTB

The product is a new old stock Shimano Bottom Bracket BB-UN55 with a 68mm square taper design, suitable for mountain bikes. It is made of a combination of aluminum and steel, with a silver color. This bottom bracket set includes one item and is compatible with Shimano brand bikes. Manufactured in Japan, it features a spindle type of square taper - JIS and has an item length of 118mm. Perfect for upgrading or repairing your bike, this high-quality bottom bracket from Shimano ensures durability and smooth performance.
julio 22, 2026

RPM Power Pro 7420 Square Taper Bottom Bracket JIS 73mm x 113mm NOS* Shelfwear

SpecificationsRPM Power Pro Bottom BracketSealed Cartridge Bottom BracketCup Material: SteelBottom Bracket type: Square Taper (JIS)Model number: BB-7420BB Shell Type: English ThreadedShell Width: 73mmSpindle length: 113mmIncludes two crank boltsApprox. weight w/ cups: 310gNew-old-stock bottom bracket, but without packaging, and may show signs of dusting and shelfwear from years of storage
julio 22, 2026

104/64BCD MTB Crankset 22-44t fit Shimano Bike Double Triple Chainrings Sprocket

Crank description Brand: BUCKLOS Color: Black Weight:541g Bolt Center Diameter: 64mm/104mm BCD Crank Length (mm): 170mm Material: CNC Forged 6061 Aluminum Alloy Compatible: single, double, and triple speed chainring Advantages: light weight,stylish appearance,very cool,high strength axle,strong compatibility Chainring description Color: Black BCD:104-64mm Material: Steel, CNC 6061 Aluminum Alloy Different Type Using Material:: 44-32-22T(Steel)/42-32-24T(Steel)/ 42T aluminum alloy-32-24T (Steel) / 38-26(Steel) Graduation: 42 teeth, 38 teeth, 32 teeth, 26 teeth, 24 teeth, 22 teeth Compatible: 44-32-22T / 9 speed, 42-32-24T /8,10 speed, 38-26T/ 10 speed Fit all standard cranks with 4 bolt, 104 mm spiders. Intended Use: MTB,Hybrids, Touring bikes. Weight: 44-32-22T+Crank (861.8g) 42-32-24T+C104/64BCD MTB Crankset 22-44t fit Shimano Bike Double Triple Chainrings SprocketPaymentDelivery detailsTerms of salesAbout usContact usPayment• Payment methods accepted: PayPal/ Visa/ Mastercard/ Goole Pay/ American ExpressDelivery details• We'll dispatch the item for you in 1 business day after receiving payment.• We will ship to confirmed order address, your order address must match your shipping address.• All of your order will be checked carefully before pack.• We do not responsible for any custom duty or import tax.Terms of sales • We provide "One year" quality assurance date. if the item is defective within 1 year due to quality issue, we will repair or replace it for free(according the products). please notice, warranty does not include accident, human fault or improper use. Return and Refund Policy• Please contact us within 3 working days and show us as much proofs,photos, etc If what you receive come with a broken or defective quality.• Buyers are responsible for the shipping cost which cause by returns or exchange.• Refund will be granted after we receive the returned items in original condition.• New items or Repaired items will be shipped to you as soon as we receive the items for replacement.About us• We maintain high standards of excellence and strive for 100% customer satisfaction. Positive feedback is very important to us. Please kindly contact us immediately before you leave us Neutral or Negative feedback, we will do our best to keep you satisfied. Contact us• Our working time:BST+8 Monday to Saturday 8:30-18:00. We will reply you within 1 business day.