Operator Headgap Systems Resale Store



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Domestic shipping charges included in the price of the item. Sales tax added for Oklahoma residents only. International Customers read this.

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Order online or by FAX 405-445-0796. Mail orders hit the HELP button to read ordering instructions.

We accept School & Institutional P.O.'s for orders over $100. Discounts for large quantities are available. Call for a quote.

Upgrading the Office? Sell or Trade In Your Old Mac (G3 or better)! We buy quantities of Mac systems & components. Email your list for a quote!

Low End Macs have valuable information about legacy Mac Systems

Our friends at Low End Macs have valuable information about legacy Mac Systems. Click the button to visit their site.

Our friends at EveryMac.com have valuable information about legacy Mac Systems including the original specifications of many of the machines we sell. Click the button to visit their site.

Digital SCSI Hard Drive - No more SCSI drive problems! No moving parts, no noise, FAST loading!

Brand new 50 pin Digital 2 Gigabyte SCSI Hard Drive for use in all Mac systems that use a standard 50 pin SCSI Hard Drive. These drives have no internal moving parts, no mechanicals to fail. Replace the old noisy and soon to fail mechanical hard drive. These units are like having all your system information in memory so everything loads FAST. They come on a plastic drive tray that makes them easy to adapt and include the screws. We format them for the OS versions you plan to run. Simply mount on the drive tray, plug in the power and SCSI cable. Boot your system and install your software. Larger size SD cards available. Units start at $139.77 including domestic shipping.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: DIGIDRIVESCSI

Unit Price: $139.77

Qty:


Grappler SCSI card model 930U

Grappler SCSI card model 930U. External HD DB 50-pin clip type connector, internal 50 pin connector. Used.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: misc

Unit Price: $24.77

Qty:


Adaptec AHA-2940UW SCSI card.

Adaptec AHA-2940UW SCSI card. External HD 68 pin + internal HD 68 pin.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: scsi

Unit Price: $24.77

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Grappler SCSI card 906F

Grappler SCSI card 906F. External DB25 pin, internal 50 pin, used.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: misc

Unit Price: $24.77

Qty:


Adaptec 2930CU SCSI card.

Adaptec 2930CU SCSI card. External HD DB 50 pin clip type, internal 50 pin. used.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: scsi

Unit Price: $24.77

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ATTO ExpressPCI UL2D SCSI card

ATTO ExpressPCI UL2D SCSI card. VHDCI 68-pin external port, High Density DB 68-pin internal port.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: misc

Unit Price: $20.00

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Adaptec SCSI Card 2906, tested pulls

Moving up to a G4? Don't lose your SCSI! The Adaptec SCSI Card 2906 (tested used pull) protects your SCSI peripheral investment by providing the same internal and external connections previously available with built-in Mac SCSI. And it works with Old SCSI manager as well as newer SCSI Manager 4.3 compatible devices for maximum compatibility. It also provides 10Mbyte/sec Fast SCSI performance that is twice as fast as the previously provided built-in Mac SCSI, and 6 times faster that the standard PC parallel port. 25 Pin External SCSI connector, 50 pin Internal. NOT BOOTABLE. Requires open PCI slot, Mac OS8.5 or later. OS8/9 driver on our Kitchen Sink CD. Compatible with both old and new SCSI devices and works with older beige PCI Macs. Will not work in G5 PCI-X slots. Suggested Retail $59.99 SALE $17.77 price includes domestic shipping. We suggest the 2930 card with adapter for OSX systems.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: ADP2906-ks

Unit Price: $17.77

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Apple/ATTO ExpressPCI PSC SCSI Card $24.77 shipped!

Apple/ATTO ExpressPCI PSC SCSI Card. 68 pin. They work straight up with OS8 and 9. Our $24.77 includes your shipping.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: ATTOIBMcombo

Unit Price: $24.77

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Grappler SCSI+Serial card, used

Grappler SCSI+Serial Card, used. External DB25 SCSI port plus 2xApple round 8-pin Din serial ports. Internal 50 pin SCSI.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: scsi

Unit Price: $24.77

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JackHammer UltraSCSI PCI Card with Internal 68 Pin UW, External 68 Pin UW. Tested Pull. $24.77 Free Shipping

Want your system to be faster? Hook this PCI card to an UltraWide 68 Pin SCSI drive and watch the files fly at 40 MB/sec. data-transfer rates! A regular drive sysinfo run about 480, with an UW it runs over 660! Also works well with your older 50 Pin drives. Just add a 50 Pin adapter. Not tested with OSX. Was $49.77 Your price $24.77 Free Shipping! Buy one of these and an UW drive and we will throw in a UW SCSI cable on your phone order.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: jackhammer

Unit Price: $24.77

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Small Drive Jumper - $1.99 includes shipping!

Package of 6 Small Drive Jumpers (2mm Gold Plated) fits most SCSI drives and also works in other places jumpers (sometimes called shunts) are used. Overclocking Mac G3 computers is an example of another place these small size jumpers are used. Shipping included! Call for large quantity prices.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: jumper1

Unit Price: $1.99

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Large Drive Jumpers - $1.99 includes shipping!

Package of 6 Large Drive Jumpers 2.5mm (Tin Plated) fits most IDE/ATA drives and also works in other places jumpers (sometimes called shunts) are used. Used to configure your 3.5 IDE type drives as a master or slave. Shipping included! Call for large quantity prices.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: jumper2

Unit Price: $1.99

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Jumper Combo - $2.99 includes shipping!

Not sure what size you need? Order this and get 6 Large Drive Jumpers 2.5mm (Tin Plated) 6 Small Drive Jumpers 2mm (Gold Plated). Shipping included! Call for large quantity prices.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: jumpercombo

Unit Price: $2.99

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Shorty Small Drive Jumper - $4.99 includes shipping!

Package of 4 Extra Short Small Drive Jumpers (2mm) fit SCSI drives where an extra LOW PROFILE is required and also works in other places jumpers (sometimes called shunts) are used. Shipping included! Call for large quantity prices.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: jumper3

Unit Price: $4.99

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Sony Internal SCSI DAT DRIVE

Sony SDT4000 used in good condition. Uses 4MM DAT Media stores up to 4GB of data. 3.5" form factor. $129.99 includes shipping.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: datdrive

Unit Price: $129.99

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Apple Label Internal 2GB SCSI DAT DRIVE

Apple Label (HP35480A) Internal 2GB SCSI DAT DRIVE used working pull in good condition. Uses 4MM DAT Media stores up to 2GB of data. 3.5" form factor. Works with Retrospect, and other tape backup software. $99.99 includes shipping.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: datdrive-apl

Unit Price: $99.99

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Drive Screws - $1.99 with order

Package of 6 Small Drive Screws fits most hard drives. This size screw is commonly used on computers, replace those missing ones. #6-32x1/4". With any order.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: screws1

Unit Price: $1.99

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Drive Sled for Mounting 3-1/2" Internal Drives for 6400/6500 series.

5-1/4" Sled for mounting a 3-1/2" SCSI internal drive in the top bay or your PM6400 or 6500. 4 screws are included. Dealers call for bulk pricing.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: drivesled3

Unit Price: $10.00

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Lower Drive Sled for Mounting 3.5" Internal Drives

RARE FIND! Finally back in stock. These have not been available on the market for some time. We bought the entire lot but had to pay a bit more than usual for them. This is the proper sled for mounting 3.5" internal drives in the lower bay of 7200-7600 series and G3 Desktop (beige). 4 each 6-32 screws are included. $15.00 with any order.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: drivesled-lower

Unit Price: $15.00

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Upper Drive Sled for Mounting 3.5" Internal Drives

Sled for mounting 3.5" internal drive in Quadra/Centris 610/660av, Quadra 800/840av, PowerMac 6100/8100/8500/9500 and the top bay of 7200-7600 series and G3 Desktop(beige). 4 each 6-32 screws are included. Call for quantity discounts.


Shipping charges included in price of item. Sales tax added for Oklahoma residents only.

 Stock Number: drivesled-upper

Unit Price: $10.00

Qty: