Skip to Content
BICYCLE FABRICATION SUPPLY
WHAT'S NEW !
HOME
STEEL TUBE / FORK / FRAME PARTS
STEEL TUBING
SEAT TUBES
BENT SEAT TUBES
25.4MM MAIN TUBES
28.6MM MAIN TUBES TOP/DOWN
31.8MM MAIN TUBES TOP/DOWN
34.9MM MAIN TUBES TOP/DOWN
38.1MM MAIN TUBES
40 - 44MM MAIN TUBES
HEAD TUBES MACHINED 50/48Ø 44MMHS EC44 ZS44
HEAD TUBES MACHINED IS42/52 -TAPERED
HEAD TUBES MACHINED BMX STYLE IS42/42
HEAD TUBE STOCK
SEAT STAYS BENT & SHAPED
SEAT STAYS - ROUND & STRAIGHT
CHAINSTAYS BENT
CHAINSTAYS STRAIGHT - ROUND & SHAPED
TUBE BRACING
STEEL FORK PARTS
FORK BLADES
FORK STEER TUBES
FORK CROWN RACE SEATS
28.6 FORK CROWNS
FRONT DROPOUTS
FORK BRAKE MOUNTS
STEEL FRAME PARTS
BOTTOM BRACKET SHELLS
REAR DROPOUTS THRU AXLE
REAR DROPOUTS ADJUSTABLE- SLIDER
REAR DROPOUTS FLATMOUNT INTERGRATED
REAR DROPOUTS - HORIZONTAL DJ-BMX-TRACK -CRUISE
REAR DROPOUTS - VERTICAL 10MM QR
DROPOUT SPARES
YOKES - MTB/GRAVEL
DISC BRAKE MOUNTING- ISO MOUNT TYPE
DISC BRAK MOUNT -POST MOUNT
RIM BRAKE MOUNTING
BOLT/H20/RACK/SHIFTER BOSSES /FASTENERS
HOUSING GUIDES
INTERNAL ROUTING GUIDE
HOUSING STOPS
SEAT/STEM BINDERS & SEAT TUBE COLLARS
BELT DRIVE SPLITTER
ELECTRIC MOTOR MOUNT
TITANIUM TUBE/PARTS
TI SEAT TUBES
TI TOP TUBES
TI DOWN TUBES
TI CHAIN STAYS
TI SEAT STAYS
TITANIUM HEAD TUBES
TITANIUM DROPOUTS
TITANIUM BB SHELLS
TITANIUM SMALL FITTING
TITANIUM TUBE BRACE
ALUMINUM 7005 TUBE/PARTS
7005 SEAT TUBES
7005 TOP TUBES
7005 DOWN TUBES
7005 CHAIN STAYS
7005 SEAT STAYS
7005 HEAD TUBE
7005 BB SHELLS
7005 DROPOUTS
7005 BRAKE MOUNTING
7005 SMALL PARTS
COMPONENTS
REAR THRU AXLES
HANDLE BARS
TIG WELDING
TIG FILLER ROD
TIG TORCHES & TORCH HEADS
GAS LENS - KITS
GAS LENS / COLLET BODY / COLLETS
TIG TORCH ALUMINA CUPS AND GASKET
TORCH CAPS AND HANDLES
TIG TORCH TUNGSTEN
TIG WELDING GLOVES
TIG SHOP ACCESSORIES
TIG REGULATORS & PURGE
TIG BRUSHES STAINLESS
BRAZING
BRAZING FILLER ROD
BRAZING FLUX
BRAZING ACCESSORIES
MITER / DRILL
HOLE SAWS
DRILLS & TAPS
BLADES
TOOLS
ARBOR - HOLE SAW
WORKHOLDING
DUMMY AXLES
SHOP TOOLS
ABRASIVES
SHOP ROLL
ABRASIVE BELTS
ABRASIVE PADS
CLOSE OUT
CLOSEOUT
BFS GIFT CARDS
BFS T SHIRTS
T-SHIRTS
DOWNLOADS
Login Account
0
0
BICYCLE FABRICATION SUPPLY
WHAT'S NEW !
HOME
STEEL TUBE / FORK / FRAME PARTS
STEEL TUBING
SEAT TUBES
BENT SEAT TUBES
25.4MM MAIN TUBES
28.6MM MAIN TUBES TOP/DOWN
31.8MM MAIN TUBES TOP/DOWN
34.9MM MAIN TUBES TOP/DOWN
38.1MM MAIN TUBES
40 - 44MM MAIN TUBES
HEAD TUBES MACHINED 50/48Ø 44MMHS EC44 ZS44
HEAD TUBES MACHINED IS42/52 -TAPERED
HEAD TUBES MACHINED BMX STYLE IS42/42
HEAD TUBE STOCK
SEAT STAYS BENT & SHAPED
SEAT STAYS - ROUND & STRAIGHT
CHAINSTAYS BENT
CHAINSTAYS STRAIGHT - ROUND & SHAPED
TUBE BRACING
STEEL FORK PARTS
FORK BLADES
FORK STEER TUBES
FORK CROWN RACE SEATS
28.6 FORK CROWNS
FRONT DROPOUTS
FORK BRAKE MOUNTS
STEEL FRAME PARTS
BOTTOM BRACKET SHELLS
REAR DROPOUTS THRU AXLE
REAR DROPOUTS ADJUSTABLE- SLIDER
REAR DROPOUTS FLATMOUNT INTERGRATED
REAR DROPOUTS - HORIZONTAL DJ-BMX-TRACK -CRUISE
REAR DROPOUTS - VERTICAL 10MM QR
DROPOUT SPARES
YOKES - MTB/GRAVEL
DISC BRAKE MOUNTING- ISO MOUNT TYPE
DISC BRAK MOUNT -POST MOUNT
RIM BRAKE MOUNTING
BOLT/H20/RACK/SHIFTER BOSSES /FASTENERS
HOUSING GUIDES
INTERNAL ROUTING GUIDE
HOUSING STOPS
SEAT/STEM BINDERS & SEAT TUBE COLLARS
BELT DRIVE SPLITTER
ELECTRIC MOTOR MOUNT
TITANIUM TUBE/PARTS
TI SEAT TUBES
TI TOP TUBES
TI DOWN TUBES
TI CHAIN STAYS
TI SEAT STAYS
TITANIUM HEAD TUBES
TITANIUM DROPOUTS
TITANIUM BB SHELLS
TITANIUM SMALL FITTING
TITANIUM TUBE BRACE
ALUMINUM 7005 TUBE/PARTS
7005 SEAT TUBES
7005 TOP TUBES
7005 DOWN TUBES
7005 CHAIN STAYS
7005 SEAT STAYS
7005 HEAD TUBE
7005 BB SHELLS
7005 DROPOUTS
7005 BRAKE MOUNTING
7005 SMALL PARTS
COMPONENTS
REAR THRU AXLES
HANDLE BARS
TIG WELDING
TIG FILLER ROD
TIG TORCHES & TORCH HEADS
GAS LENS - KITS
GAS LENS / COLLET BODY / COLLETS
TIG TORCH ALUMINA CUPS AND GASKET
TORCH CAPS AND HANDLES
TIG TORCH TUNGSTEN
TIG WELDING GLOVES
TIG SHOP ACCESSORIES
TIG REGULATORS & PURGE
TIG BRUSHES STAINLESS
BRAZING
BRAZING FILLER ROD
BRAZING FLUX
BRAZING ACCESSORIES
MITER / DRILL
HOLE SAWS
DRILLS & TAPS
BLADES
TOOLS
ARBOR - HOLE SAW
WORKHOLDING
DUMMY AXLES
SHOP TOOLS
ABRASIVES
SHOP ROLL
ABRASIVE BELTS
ABRASIVE PADS
CLOSE OUT
CLOSEOUT
BFS GIFT CARDS
BFS T SHIRTS
T-SHIRTS
DOWNLOADS
Login Account
0
0
WHAT'S NEW !
HOME
Folder: STEEL TUBE / FORK / FRAME PARTS
Back
Folder: STEEL TUBING
Back
SEAT TUBES
BENT SEAT TUBES
25.4MM MAIN TUBES
28.6MM MAIN TUBES TOP/DOWN
31.8MM MAIN TUBES TOP/DOWN
34.9MM MAIN TUBES TOP/DOWN
38.1MM MAIN TUBES
40 - 44MM MAIN TUBES
HEAD TUBES MACHINED 50/48Ø 44MMHS EC44 ZS44
HEAD TUBES MACHINED IS42/52 -TAPERED
HEAD TUBES MACHINED BMX STYLE IS42/42
HEAD TUBE STOCK
SEAT STAYS BENT & SHAPED
SEAT STAYS - ROUND & STRAIGHT
CHAINSTAYS BENT
CHAINSTAYS STRAIGHT - ROUND & SHAPED
TUBE BRACING
Folder: STEEL FORK PARTS
Back
FORK BLADES
FORK STEER TUBES
FORK CROWN RACE SEATS
28.6 FORK CROWNS
FRONT DROPOUTS
FORK BRAKE MOUNTS
Folder: STEEL FRAME PARTS
Back
BOTTOM BRACKET SHELLS
REAR DROPOUTS THRU AXLE
REAR DROPOUTS ADJUSTABLE- SLIDER
REAR DROPOUTS FLATMOUNT INTERGRATED
REAR DROPOUTS - HORIZONTAL DJ-BMX-TRACK -CRUISE
REAR DROPOUTS - VERTICAL 10MM QR
DROPOUT SPARES
YOKES - MTB/GRAVEL
DISC BRAKE MOUNTING- ISO MOUNT TYPE
DISC BRAK MOUNT -POST MOUNT
RIM BRAKE MOUNTING
BOLT/H20/RACK/SHIFTER BOSSES /FASTENERS
HOUSING GUIDES
INTERNAL ROUTING GUIDE
HOUSING STOPS
SEAT/STEM BINDERS & SEAT TUBE COLLARS
BELT DRIVE SPLITTER
ELECTRIC MOTOR MOUNT
Folder: TITANIUM TUBE/PARTS
Back
TI SEAT TUBES
TI TOP TUBES
TI DOWN TUBES
TI CHAIN STAYS
TI SEAT STAYS
TITANIUM HEAD TUBES
TITANIUM DROPOUTS
TITANIUM BB SHELLS
TITANIUM SMALL FITTING
TITANIUM TUBE BRACE
Folder: ALUMINUM 7005 TUBE/PARTS
Back
7005 SEAT TUBES
7005 TOP TUBES
7005 DOWN TUBES
7005 CHAIN STAYS
7005 SEAT STAYS
7005 HEAD TUBE
7005 BB SHELLS
7005 DROPOUTS
7005 BRAKE MOUNTING
7005 SMALL PARTS
Folder: COMPONENTS
Back
REAR THRU AXLES
HANDLE BARS
Folder: TIG WELDING
Back
TIG FILLER ROD
TIG TORCHES & TORCH HEADS
GAS LENS - KITS
GAS LENS / COLLET BODY / COLLETS
TIG TORCH ALUMINA CUPS AND GASKET
TORCH CAPS AND HANDLES
TIG TORCH TUNGSTEN
TIG WELDING GLOVES
TIG SHOP ACCESSORIES
TIG REGULATORS & PURGE
TIG BRUSHES STAINLESS
Folder: BRAZING
Back
BRAZING FILLER ROD
BRAZING FLUX
BRAZING ACCESSORIES
Folder: MITER / DRILL
Back
HOLE SAWS
DRILLS & TAPS
BLADES
Folder: TOOLS
Back
ARBOR - HOLE SAW
WORKHOLDING
DUMMY AXLES
SHOP TOOLS
Folder: ABRASIVES
Back
SHOP ROLL
ABRASIVE BELTS
ABRASIVE PADS
Folder: CLOSE OUT
Back
CLOSEOUT
BFS GIFT CARDS
Folder: BFS T SHIRTS
Back
T-SHIRTS
DOWNLOADS
Login Account

BOTTOM BRACKET SHELL

BSA - 68-73-83-100 / T47- 68-73-86.5-91.5 / MID - 68-73 / AMERICAN -68

Categories:
All / BSA THREADED /
  • All
  • BSA THREADED
    • 68MM
    • 73MM
    • 83MM
    • 100MM
  • T47
  • AMERICAN
  • MID
83.5MM X 38.1 Ø BOTTOM BRACKET SHELL CHROMO THREADED BSA
83.5MM X 38.1 Ø BOTTOM BRACKET SHELL CHROMO THREADED BSA
$6.75

Bicycle Fabrication Supply   Tempe AZ 85282 USA   480-979-8822   andrew@bikefabsupply.com

ABOUT BFS   FAQ   Privacy   Terms of Use   Contact

© 2025 BICYCLE FABRICATION SUPPLY , ALL RIGHTS RESERVED