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Bicycle Parts - By Owner for sale in Watertown, MA

  1. 24” rear rim 6 speed Araya 24 x1.50
    $40
    Medford
  2. Spenco Gel Saddles
    $30
    Newton
  3. Complete wheel: Hybrid/Road Bike Aluminum Rear and Front: EACH from:
    $39
    Cambridge
  4. NEW quality bicycle helmet
    $29
    Cambridge
  5. Quality Commercial grade compressor tank with gauge
    $29
    Cambridge
  6. NEW Swiss Cargo Roof Mount Bike rack/Carrier for Car and Truck
    $49
    Cambridge
  7. Schwinn bike saddle
    $9
    Cambridge
  8. Bike Parts: Tire, ... Front/Rear Quick Release From:
    $5
    Cambridge
  9. Child front bike seat
    $20
    West Newton
  10. WTB: road cycling accessories
    $1
    Cambridge
  11. Bike carrier
    $300
    Waban
  12. Bell Bike Inner Tube 700C / 35-43mm NIB
    $4
    Newton
  13. BELL Platinum Series Bicycle Cable Lock
    $15
    Newton
  14. Burley Samba tandem
    $313
    Waltham west to Rindge NH
  15. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  16. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  17. Bikes for rent $5/hour or to purchase at $49 & up.
    $49
    Boston-Belmont-Waltham, Ma
  18. 2 RACK Bontrager Rear Rack--$15 Each
    $15
    Brighton Comm Ave
  19. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  20. Specialized Power Comp Saddle - New!
    $100
    Cambridge
  21. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  22. Jump Starter & Bikes for your car & more...
    $25
    Boston-Belmont, Ma
  23. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  24. Univega Super Ten Japanese Steel Road Bike.
    $199
    Cambridge, MA
  25. Do you need a bike? Accessories also available.
    $49
    Watertown-Camb. Ma
  26. 700c x 25mm Yksion Mavic Pro Griplink Kevlar Belted Folding Bike Tire
    $35
    Boston and Northward
  27. Chrome messenger with phone holster
    $65
    Allston
  28. Lemond Road Bike Carbon Fork 1-1/8" Alum Steerer 700c '03 Buenos Aires
    $80
    Arlington
  29. 24" Mountain Bike Front Wheel and Tire
    $10
    Waltham
  30. RACE FACE TAILGATE PAD FOR 5 BICYCLES
    $120
    NEWTON
  31. Bike/Bicycle Rack and Exercise Equipment
    $40
    Newton Center
  32. Smith Optics Overtake Helmet
    $75
    Somerville
  33. Univega Viva Sport Road Bike Frame Chromoly
    $25
    Belmont
  34. Water Bottle Cage for Bike
    $5
    Somerville
  35. Scwinn"Comfort Seat"
    $20
    Arlington
  36. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  37. Victor low pressure gauge for Schrader valve
    $10
    Newton
  38. Raleigh Bicycle Crankset Cotter pin Style 26”
    $20
    Newton
  39. Kryptonite Evolution Mini-7 Bike U-Lock
    $50
    Newton
  40. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  41. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  42. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  43. Do you need a bike or self balancing scooter?
    $49
    Belmont, Ma
  44. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  45. NOS SunTour XC Pro bottom bracket
    $125
    NEWTON
  46. NOS/NIB SunRace Freewheel Cassette 7-Speed 13-24T Sealed, Cogs Gears
    $20
    Arlington, Alewife
  47. 3 Framesets: Trek 1500, Scattante XRL, Klein Attitude Race Frame Fork
    $50
    Arlington-Alewife
  48. Pedals - Vintage Suntour XC 9000 Bicycle Matching Set
    $95
    Boston and Northward
  49. Cadence Raceface Aluminum Road Bike Drop Handlebars 44cm
    $20
    Boston and Northward
  50. Thule Bike Rack
    $90
    Watertown
  51. Do you need a bike or self balancing scooter?
    $49
    Belmont, Ma
  52. 4 Bike Helmets- Med sz & Lg + 2 Ski Helmets
    $10
    Brookline, nr Wash Sq
  53. Yakima Bike Rack
    $45
    Brookline, nr Wash Sq
  54. New Bell Super DH convertible helmet
    $175
    Cambridge
  55. Yakima King Joe 2 Trunk Style Double Bicycle Bike Rack Carrier
    $150
    Brookline
  56. Alex Alx298 700c clincher wheelset
    $125
    Brookline
  57. Bontrager SSR 700c clincher wheelset
    $125
    Brookline
  58. (2) new vittoria zaffiro pro road tire 700x25
    $50
    Brookline
  59. Alex Alx200 700c clincher wheelset
    $125
    Brookline
  60. (2) new vittoria zaffiro pro road tire 700x25
    $50
    Brookline
  61. saris bone 3 bike rack
    $100
    Brookline
  62. new shimano brake set, br-561
    $60
    Brookline
  63. Brand New/Unused THULE® SWEDEN Passage™ 3 Rear Mounted Bike Rack Carri
    $120
    Newton
  64. Gipiemme T3 700c wheels and SRAM cassette
    $50
    Brookline
  65. Suntour Rear Derailleur
    $10
    Newton
  66. New Vittoria Zaffiro 700x28c Road Bike Tire Wire Bead
    $30
    Harvard Square
  67. New Inner tube for Road Tire 700 x 25 - 28c
    $8
    Harvard Square
  68. Huffy 18 Speed Stone Mountain Bike.
    $59
    Belmont-Boston-Camb.-Waltham.
  69. Bike Parts - stem / saddle / tubes / stand / gilet / etc.
    $0
    Cambridge
  70. Sidecar for Xtracycle
    $160
    Cambridge
  71. Burley Tail Wagon
    $199
    Somerville
  72. New CX Wheel Set
    $425
    MIT
  73. Pair Challenge Grifo Team Edition Red Handmade TLR Tires 700x33
    $190
    Cambridge
  74. Rhode Gear 4 Bikes Carrier/Rack
    $99
    Waltham
  75. Air Tool Sport Floor Pump - Bike Pump as new (new $50)
    $30
    watertown
  76. SRAM AXS Force Groupset (D1)
    $749
    Newton
  77. Toddler seat for urban arrow / bucket bike
    $20
    Allston
  78. Virtually new hybrid bike parts
    $100
    Brookline
  79. CycleOps Trainer and Front Wheel Block
    $20
    boston
  80. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  81. Cannondale SuperX Gravel / CX bike
    $1,450
    Newton
  82. FSA Carbon Wheelset Gravel or CX Disc Break . QR set
    $450
    Newton
  83. Zipp NSW 808 Full Carbon QR rim break wheel set 11 spd compatible
    $1,600
    Newton
  84. Stages Crank Powermeter - cannondale specific
    $400
    Newton
  85. CycleOps bike stand
    $60
    boston/cambridge/brookline
  86. Never Worn Peloton Bike Shoes with Cleats
    $80
    Waltham
  87. Kryptonite New York Lock
    $79
    Waltham
  88. Sentinel 3 bicycle Rac in good condition
    $40
    boston/cambridge/brookline
  89. HED Belgium, White Industries t11 Wheelset
    $500
    Davis Sq. / Somerville
  90. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  91. Back to school bikes now available: Bike Racks too & more...
    $49
    Boston-Waltham, Ma
  92. 2022 Eagle 12 speed GX group set
    $200
    Arlington
  93. 2BRAND NEW KENDA KRUSADE TIRES
    $75
    Belmont
  94. Blackburn bike mag trainer
    $85
    Belmont
  95. Yakima JetStream bars 60” (like new)
    $200
    Brookline
  96. Huffy 18 Speed Stone Mountain Bike.
    $59
    Belmont-Boston-Camb.-Waltham.
  97. Thule Bike/Ski Racks, Bikes, Electric Skateboard.
    $25
    Arlmont, Waltham, Ma
  98. Sugino 75 crankset
    $250
    Cambridge
  99. 18 Speed & 12 Speed Bikes
    $69
    Brighton, MA
  100. Thule Convertible Bike Trailer, Jogging Stroller, Walking Stroller
    $350
    Cambridge
  101. Brand new E-bike battery 48V
    $110
    Medford
  102. 2600 Lumen Bike Light
    $30
    Brookline
  103. Shimano MT200 Hydraulic Disc Brake Set - Front and Rear - W/Adapters
    $40
    boston/cambridge/brookline
  104. DIRETO XR ELITE SMART TRAINER
    $340
    W. Newton
  105. Brooks B17 Narrow Bike Saddle w/Conditioner
    $70
    boston/cambridge/brookline
  106. Lot of Bicycle Reflectors
    $5
    Newton
  107. - Free Usable Bicycle Tires, 40-50 approximately
    $0
    Newton
  108. Rear Bicycle Rack By Pletcher
    $10
    Watertown
  109. Floor Pump Blackburn
    $15
    Watertown
  110. FREE 2x Hammer Gel JUGS (50+ gels) Tropical Flavor
    $0
    Davis Square, Somerville
  111. Brake levers- small, Dia-compe
    $25
    Cambridge
  112. Shimano Br-6208 Front And Rear Brake Caliper
    $70
    Cambridge
  113. Brooks B66 / Profile aero bars
    $6,622
    Waltham>Westminster
  114. Shimano 105 9spd ISIS Crankset
    $50
    metro west
  115. BIKE HAND BIKE STAND
    $85
    NEWTON
  116. BIKE SHOES, WINTER SHOE COVERS
    $55
    NEWTON
  117. BICYCLE TIRE PUMP
    $15
    NEWTON
  118. Foldylock Forever folding lock
    $100
    Inman Sq
  119. Welcome to Bike City.
    $25
    Brighton-Waltham
  120. Welcome to Cambridge Bike City.
    $49
    Camb. Waltham, Ma
  121. 18 Speed Huffy Mountain Bike
    $79
    Camb., Boston.
  122. Kinetic bike trainer set up
    $200
    Cambrideport
  123. Carbon Tubular Wheelset New in Box
    $500
    Watertown
  124. Blackburn Air Tower 2 Bicycle Floor Pump with Gauge
    $20
    Newton
  125. Ibera Horizontal Wall Mount Hanger, Indoor Bicycle Hook
    $20
    Newton
  126. PNW dropbar dropper lever
    $20
    North Cambridge
  127. Fox Transfer Gravel Dropper Lever new
    $40
    North Cambridge
  128. Shimano XT V-brake calipers
    $40
    North Cambridge
  129. New OneUp Dropper 30.9
    $160
    Porter Square
  130. PNW Loam Grips
    $15
    Cambridge
  131. Hope Pro boost conversion endcaps
    $10
    Porter Sq
  132. kickstand for chainstay
    $10
    porter square
  133. Seatposts and seat clamps, 31.6mm
    $10
    Cambridge
  134. BB30 crank adapters for shimano
    $10
    porter sq
  135. Fox Transfer Dropper 30.9
    $120
    Porter Square
  136. Shimano A530 pedals
    $40
    Porter Square
  137. Fox QR Thru Front Axle, Rear Maxle x2
    $20
    Cambridge
  138. OneUp Composite Pedals, blue
    $20
    North Cambridge
  139. Orange Velo Copenhagen Kickstand
    $25
    Porter Square
  140. Specialized Chisel Fork w/accessories
    $210
    Somerville
  141. 24" All Alum. QR Bike Front Wheel+Tire+Tube
    $20
    Boston and Northward
  142. 24" Bolt On All Alum. Rear Bike Wheel+7 Speed Gears+Tire+Tube
    $25
    Boston and Northward
  143. Bike Cable (KRYPTONITE)
    $10
    Arlington
  144. Adjustable bike rack cross bar
    $20
    allston
  145. Park Pre mountain bike
    $90
    Harvard square
  146. 3-bike trunk rack
    $150
    Arlington
  147. Topeak MTX TrunkBag DXP+Smart Tourist rack
    $120
    Newtonville
  148. Rocky Mounts TieRod roof rail bike rack
    $50
    Newtonville
  149. Burley Nomad bicycle cargo touring trailer NEW IN BOX
    $275
    Cambridge
  150. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  151. Bicycle bike cable lock
    $5
    Brighton
  152. RACE FACE TAILGATE PAD
    $120
    NEWTON
  153. SCHWALBE - G-One Allround Gravel tires (x2)
    $95
    Watertown
  154. Deluxe Hitch Bike Rack
    $50
    Cambridgeport
  155. Ibex Indie Wool SS Cycling Jersey
    $40
    Waltham
  156. Rapha Classic Winter Jacket
    $60
    Waltham
  157. vintage olympic colors foil bands for seat-tube as on cinelli super
    $9
    boston/cambridge/brookline
  158. Nike Superrep Cycle Shoes Mens Size 10 Black Hyper Crimson
    $45
    Medford
  159. Thule Bike Rack Carrier for 3 bikes
    $49
    Belmont
  160. Bike Stand/Trainer for indoor riding
    $20
    Newton
  161. Rockshox XC28 100mm travel for 29" wheels
    $100
    ARLINGTON
  162. Alex Rims 700c wheelset with disks
    $140
    Arlington
  163. Wahoo KICKR Core smart trainer
    $350
    boston/cambridge/brookline
  164. Bike Specialty House: all sizes,types, electric & accessories.
    $49
    Camb., Boston, Ma
  165. Beamer 1 bike light
    $15
    Waltham
  166. The SKU Track Fixed Gear Performance Bike.
    $189
    Allston-Camb.-Waltham.
  167. Delta Canaletto 4 bike rack stand
    $79
    Somerville
  168. Schwinn Deluxe Bike Child Carrier
    $80
    waltham
  169. (4) Panniers Trek
    $85
    Arlington
  170. Crate & kids rainbow baby activity gym
    $20
    Roxbury Crossing
  171. shimano 105 11-28 10 speed cassette
    $40
    Roxbury Crossing
  172. Specialized Axis sport disc wheelset with rotors
    $165
    Roxbury Crossing
  173. Dynohub Geneator
    $200
    Somerville massachusetts
  174. THULE 2 BIKE CARRIER - TRUNK, LIFTGATE
    $29
    Waltham
  175. Bontrange racing tire 700x32c like new W/rim
    $10
    boston
  176. Do you need an electric skateboard or bike?
    $15
    Belmont, Ma
  177. Stages Left Crank Power Meter, Shimano GRX 810 172.5
    $100
    Medford
  178. Health/Wellness/Exercise/Recreational Products for a better you.
    $25
    Boston-Cambridge Ma
  179. Campagnolo Nuovo Super Record Quick Release End Parts Lever+Dome+D-Nut
    $20
    Boston and Northward
  180. Cannondale team Six13 Carbon frame 58
    $300
    Allston
  181. 5-700x35-43 Bike Tubes, 60mm stems
    $20
    Newton
  182. 2-700x35 Kenda Kourier Tires & Tubes
    $40
    Newton
  183. Kurt Kinetic Rock and Roll Stationary Bike Trainer
    $100
    Fenway
  184. Rad Power E-bike Electric Bike Charger
    $40
    boston/cambridge/brookline
  185. Jump Starter & Bikes for your car & more...
    $25
    Boston-Belmont, Ma
  186. Bike Shipping bag
    $175
    Cambridge
  187. Front wheel 700c disc
    $60
    W. Medford
  188. Bikes for discount sale or low rental rates.
    $5
    Brighton, Ma
  189. Road bikes, tire pumps, kryptonite locks, stationary stand, etc...
    $25
    Belmont-Boston-Camb.-Waltham.
  190. 5.00/Hr Bike Rental or Purchase for $49 & Up.
    $49
    Waltham, Ma
  191. Rent a bike for $5/hr or pick one up for $49.
    $49
    Belmont, Ma
  192. Bicycle Air Pump
    $3
    Cambridge near Inman Square
  193. bicycle pedal toeclips plastic new in package size Large
    $5
    belmont
  194. Thule OutRide 561 roof mounted bike carrier
    $100
    Newton
  195. GIANT MTB ATX FRAME
    $20
    W. Newton
  196. 700c Giant P-SL1 OEM Al hub + rim 11sp. rear wheel-3 Spoke Hole Cracks
    $10
    Boston and Northward
  197. ALLEN 104A BIKE RACK
    $35
    Arlington
  198. Bikes, Racks, Bike Shoes, Pants, Electric Scooter & more...
    $25
    Boston-Belmont, Ma
  199. Campagnolo Super Record 44 teeth Chainring vintage 144bcd
    $50
    boston/cambridge/brookline
  200. Mongoose 21 Speed Mountain Bike.
    $99
    Waltham, Ma