Sorry, online purchases are not available in your country.
Confirmation
Do you really want to delete this item(s) from your shopping cart?
Close

Managing quotes online is only available to users with corporate accounts. You can still request a quote, but it will be emailed to you.

Request Quote

Upgrade to a corporate account for advanced options and personal service.

ATTENTION
Attention
  • BDI’s Warehouse Store is a limited catalog featuring only stocked items, priced exclusively for self-service online purchases made within the BDI Warehouse Store.

  • Pricing shown is available ONLY in the Warehouse Store and NOT from BDI Branch offices.

  • All sales are taxable (no tax free purchases) and payable by credit card. They cannot be charged to your BDI account.

  • All orders include a $5 ground shipping charge.

  • To purchase with your BDI account, please click Cancel.
  
ATTENTION
Attention
Soon you will not be able to run BDIExpress with Internet Explorer.

Microsoft is discontinuing support for the Internet Explorer web browser and obsoleting it. Microsoft is recommending switching to Microsoft Edge.



Or click below to download another browser 
 

23 Items found

Refine by

Current selections:
Category: Mechanical Power Transmission
Text Search: poly chain
Outside Diameter - Inch: 2.65625 - 2.8125
categories
brand
number of teeth
mm in outside diameter
-
hub type
chain size
mounting method
mm in width
-

INDICATES Contract Pricing

Page 1 of 5

Next

Compare
25B32

COMPARE

25B32

Description
25B32 ROLLER CHAIN SPROCKET ; 1/4" P 32T 3/8" MIN PLAIN BORE

MARTIN SPROCKET & GR

Part # 25B32

BDI # 617893

Features

Chain Pitch - Inch: 0.25
Chain Size: 25
Chain Pitch - Millimeter: 6.35
Pitch Diameter - Inch: 2.551
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 2.688
Global Part Number GPN: 36091
Pitch Diameter - Millimeter: 64.795
Mounting Method: Rough Bore

Price Inventory : In stock
$ 16.97 / each QTY
50B12

COMPARE

50B12

Description
50B12 ROLLER CHAIN SPROCKET ; 5/8" P 12T 5/8" MIN PLAIN BORE

MARTIN SPROCKET & GR

Part # 50B12

BDI # 621943

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Chain Pitch - Millimeter: 15.875
Pitch Diameter - Inch: 2.415
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 2.708
Global Part Number GPN: 36239
Pitch Diameter - Millimeter: 61.34
Mounting Method: Rough Bore

Price Inventory : In stock
$ 16.73 / each QTY
4016 1

COMPARE

4016 1

Description
4016 1 CHAIN CPLG HUB ; 1" BORE 1-31/32" HUB DIA

MARTIN SPROCKET & GR

Part # 4016 1

BDI # 620382

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 2.81

Length Thru Bore - Millimeter: 28.575
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969
Coupling Type: Chain Coupling

Price Inventory : In stock
$ 29.20 / each QTY
4016 1 1/4

COMPARE

4016 1 1/4

Description
4016 1 1/4 CHAIN CPLG HUB ; 1-1/4" BORE 1-31/32" HUB DIA

MARTIN SPROCKET & GR

Part # 4016 1 1/4

BDI # 620383

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 2.81

Length Thru Bore - Millimeter: 28.575
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969
Coupling Type: Chain Coupling

Price Inventory : In stock
$ 29.20 / each QTY
4016 1 1/8

COMPARE

4016 1 1/8

Description
4016 1 1/8 CHAIN CPLG HUB ; 1-1/4" BORE 1-31/32" HUB DIA

MARTIN SPROCKET & GR

Part # 4016 1 1/8

BDI # 620384

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 2.81

Length Thru Bore - Millimeter: 28.575
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969
Coupling Type: Chain Coupling

Price Inventory : In stock
$ 29.20 / each QTY

© copyright 2026 BDI All Rights Reserved