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BL-00397-ACR (Pack of 50) --- Plastic Balls - 3.97 mm Acrylic - Grade 3 Ball
Regular price $1.31 AUDRegular priceUnit price / per$5.80 AUDSale price $1.31 AUDPriced, Stocked and Sold Per pack of 50Excludes GST and overseas Taxes & Duties186 Available NowSale -
BL-00397-AC (Pack of 200) --- Plastic Balls - 3.97 mm Acetal - Grade 1 Ball
Regular price $3.50 AUDRegular priceUnit price / perSale price $3.50 AUDPriced, Stocked and Sold Per pack of 200Excludes GST and overseas Taxes & Duties69 Available Now -
BL-00397-NY (Pack of 20) --- Plastic Balls - 3.97 mm Nylon - Polyamide 6/6 - - Grade 2 Ball
Regular price $3.59 AUDRegular priceUnit price / perSale price $3.59 AUDPriced, Stocked and Sold Per pack of 20Excludes GST and overseas Taxes & Duties78 Available Now -
BL-00397-TC-G24 (Each) --- Metallic Balls - 3.969 mm Tungsten Carbide - ISO 3290 Grade 24 Ball
Regular price $11.32 AUDRegular priceUnit price / per$13.58 AUDSale price $11.32 AUDEachExcludes GST and overseas Taxes & Duties1 Available NowSale -
BL-00397-CH-G25 (Pack of 200) --- Metallic Balls - 3.969 mm SAE52100 Chrome - AFBMA Grade 25 Ball
Regular price $5.14 AUDRegular priceUnit price / perSale price $5.14 AUDPriced, Stocked and Sold Per pack of 200Excludes GST and overseas Taxes & Duties244 Available Now -
BL-00397-SN-G25 (Pack of 200) --- Ceramic Balls - 3.969 mm Si3N4 - AFBMA Grade 25 Silicon Nitride Ball
Regular price $292.95 AUDRegular priceUnit price / perSale price $292.95 AUDPriced, Stocked and Sold Per pack of 200Excludes GST and overseas Taxes & DutiesOut of stock! Backorder Now
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BL-00397-RY-G25 (Pack of 20) --- Ceramic Balls - 3.969 mm Synthetic Ruby - AFBMA Grade 25 Ball
Regular price $307.50 AUDRegular priceUnit price / per$369.00 AUDSale price $307.50 AUDPriced, Stocked and Sold Per pack of 20Excludes GST and overseas Taxes & DutiesOut of stock! Backorder Now
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BL-00397-TO (Pack of 5) --- Plastic Balls - 3.97 mm Torlon - Polyamide-imide - - Grade II Ball
Regular price $4.50 AUDRegular priceUnit price / perSale price $4.50 AUDPriced, Stocked and Sold Per pack of 5Excludes GST and overseas Taxes & Duties33 Available Now -
BL-00397-PP (Pack of 5) --- Plastic Balls - 3.97 mm Polypropylene - Grade 2 Ball
Regular price $0.68 AUDRegular priceUnit price / perSale price $0.68 AUDPriced, Stocked and Sold Per pack of 5Excludes GST and overseas Taxes & Duties772 Available Now -
BL-00397-PTF (Pack of 5) --- Plastic Balls - 3.97 mm PTFE - Grade 1 Ball
Regular price $4.59 AUDRegular priceUnit price / perSale price $4.59 AUDPriced, Stocked and Sold Per pack of 5Excludes GST and overseas Taxes & Duties42 Available Now -
CCE-00397-B (Pack of 10) --- External Retaining Rings - 3.97x0.3x3.71 mm Circlips - Beryllium Copper Circlip
Regular price $5.95 AUDRegular priceUnit price / perSale price $5.95 AUDPriced, Stocked and Sold Per pack of 10Excludes GST and overseas Taxes & Duties81 Available Now -
BL-00397-S4-G100 (Pack of 10000) --- Metallic Balls - 3.969 mm 304 Stainless - ISO 3290 Grade 100 Ball
Regular price $253.95 AUDRegular priceUnit price / perSale price $253.95 AUDPriced, Stocked and Sold Per pack of 10000Excludes GST and overseas Taxes & DutiesOut of stock! Backorder Now
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BL-00397-S6-G100 (Pack of 50) --- Metallic Balls - 3.969 mm 316 Stainless - ISO 3290 Grade 100 Ball
Regular price $6.86 AUDRegular priceUnit price / perSale price $6.86 AUDPriced, Stocked and Sold Per pack of 50Excludes GST and overseas Taxes & Duties52 Available Now -
B-MXL-0397-0032-NFB (Each) --- Inch Timing Belts - 397 tooth - 806.704x3.2 mm 2.032mm Pitch MXL - Nylon Covered Neoprene with Fibreglass Cords Belt
Regular price $7.59 AUDRegular priceUnit price / per$9.11 AUDSale price $7.59 AUDEachExcludes GST and overseas Taxes & Duties2 Available NowSale -
CCE-00397-CZY (Pack of 70) --- External Retaining Rings - 3.97x0.3x3.71 mm Circlips - Carbon Steel Zinc Plated Circlip
Regular price $30.00 AUDRegular priceUnit price / per$57.00 AUDSale price $30.00 AUDPriced, Stocked and Sold Per pack of 70Excludes GST and overseas Taxes & Duties1 Available NowSale -
BL-00397-S440-G28 (Pack of 200) --- Metallic Balls - 3.969 mm 440C Stainless - ISO 3290 Grade 28 Ball
Regular price $8.05 AUDRegular priceUnit price / perSale price $8.05 AUDPriced, Stocked and Sold Per pack of 200Excludes GST and overseas Taxes & Duties45 Available Now -
P-XL-029-200C (Each) --- Inch Timing Stock Pulleys - 29 tooth - 200x46.89 mm 5.080mm Pitch XL - Carbon Steel Pulley
Regular price $230.00 AUDRegular priceUnit price / per$529.59 AUDSale price $230.00 AUDEachExcludes GST and overseas Taxes & Duties1 Available NowSale -
BL-00500-S6-G200 (Pack of 50) --- Metallic Balls - 5 mm 316 Stainless - ISO 3290 Grade 200 Ball
Regular price $3.23 AUDRegular priceUnit price / perSale price $3.23 AUDPriced, Stocked and Sold Per pack of 50Excludes GST and overseas Taxes & Duties46 Available Now -
P-XL-039-300A (Each) --- Inch Timing Stock Pulleys - 39 tooth - 300x63.1 mm 5.080mm Pitch XL - Aluminium Pulley
Regular price $25.00 AUDRegular priceUnit price / per$47.50 AUDSale price $25.00 AUDEachExcludes GST and overseas Taxes & Duties1 Available NowSale -
SR1B-ZZ-MC3 (Each) --- Single Row Ball Bearings - 1.397x4.763x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing
Regular price $4.76 AUDRegular priceUnit price / per$5.72 AUDSale price $4.76 AUDEachExcludes GST and overseas Taxes & Duties89 Available NowSale -
WI-01397-000914-SP (Per Length) --- Straight Lengths Wire - 1.397 mm 900 mm - Carbon Spring Steel
Regular price $1.59 AUDRegular priceUnit price / perSale price $1.59 AUDPer Per LengthExcludes GST and overseas Taxes & Duties178 Available Now -
B-XL-0048-0079-NFB (Each) --- Inch Timing Belts - 48 tooth - 243.84x7.9 mm 5.080mm Pitch XL - Nylon Covered Neoprene with Fibreglass Cords Belt
Regular price $6.41 AUDRegular priceUnit price / perSale price $6.41 AUDEachExcludes GST and overseas Taxes & Duties13 Available Now -
BSD-75RS (Each) --- Pull Pins - 6.35x14.288x38.1 mm Threaded End - Steel Pin
Regular price $36.41 AUDRegular priceUnit price / perSale price $36.41 AUDEachExcludes GST and overseas Taxes & DutiesOut of stock! Backorder Now
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B-40D-0132-0032-PKB (Each) --- Inch Timing Belts - 132 tooth - 273.636x3.2 mm 2.073mm Pitch 40DP - Polyurethane with Kevlar Cords Belt
Regular price $9.00 AUDRegular priceUnit price / per$17.10 AUDSale price $9.00 AUDEachExcludes GST and overseas Taxes & Duties1 Available NowSale
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Understanding Component Pricing
When you purchase a larger component, you are largely paying for the volume of physical material. When you purchase a miniature or highly specialized component, you are paying for the...
Understanding Component Pricing
When you purchase a larger component, you are largely paying for the volume of physical material. When you purchase a miniature or highly specialized component, you are paying for the...
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Measurement Balls (Engineering)
Measurement Balls (Engineering) A measurement ball in precision manufacturing, machining, and metrology, reference spheres attached to a shank—variously termed Tooling Balls, Fixture Balls, Inspection Balls, and Checking Balls—serve as permanent...
Measurement Balls (Engineering)
Measurement Balls (Engineering) A measurement ball in precision manufacturing, machining, and metrology, reference spheres attached to a shank—variously termed Tooling Balls, Fixture Balls, Inspection Balls, and Checking Balls—serve as permanent...
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Bearing Retainers (cages) Information
Download the MBA Bearing Retainers Info Sheet The purpose of a bearing’s cage is to hold and separate the rolling elements (balls or rollers) of the bearing. The most common...
Bearing Retainers (cages) Information
Download the MBA Bearing Retainers Info Sheet The purpose of a bearing’s cage is to hold and separate the rolling elements (balls or rollers) of the bearing. The most common...
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Free Washers & Spacers Catalogue
Download the MBA Washers & Spacers PDF Catalogue *** UPDATED RELEASE 2026.2 *** August 2026 The MBA Washers and Spacers catalogue includes flat washers and round through bore spacers of...
Free Washers & Spacers Catalogue
Download the MBA Washers & Spacers PDF Catalogue *** UPDATED RELEASE 2026.2 *** August 2026 The MBA Washers and Spacers catalogue includes flat washers and round through bore spacers of...























