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Accessories & Locks

Mailbox Keys, Accessories & Locks. Here at Letterboxes Direct, we don’t just stock high quality letterboxes, we also sell all the bells and whistles to go along with them.

Our range of letterbox accessories takes care of everything you need for your new letterbox and beyond.

Buying your letterbox accessories online has never been easier. Letterboxes Direct is committed to providing an unrivalled customer service experience for our customers. For you, this means timely shipping, fair prices and a team of customer service devotees, ready to answer any questions you might have.

Click here to order replacement letterbox keys.

Extension Post Letterbox
Oz Made
Brand: Mailmaster Letterboxes Model: MMEXP001
Extension Post 600mm Long. To suit the Mailmaster freestanding letterboxes with a 50mm diameter round post (i.e. Sml Milk Can, Medium Cream Can, Alpine Chalet, Auspost, Express, Gumleaf, Noble, Pillar, Side Opening Milk Can, Keg, Urban)...
$33.00
Ex Tax:$30.00
Model: Keys
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED Delivery is via Australia Post for postal addresses only – please do not have it delivered to a letterbox you don’t have access to *Note: If ordering more than 1 set of keys that require postage please order once selecting "Postage and Han..
$13.20
Ex Tax:$12.00
Tap Guard
Hot Oz Made
Brand: Mailmaster Letterboxes Model: MM028
Now made in Australia from 316 Stainless Steel. Comes with a token padlock ready for you to add your own level of security if you wish . Easy install, simply slip over your tap, insert bar and padlock. ►  Click here for further sizes and further info..
$30.50
Ex Tax:$27.73
Model: LBX Pro Lock
The perfect lock for a harsh marine environment. This lock is designed to last the distance and while initially costly, it will save you on expensive replacement costs when the locks may start to fail due to corrosion. These locks are not an easy retrofit and it is preferred that they are factory fi..
$74.80
Ex Tax:$68.00
Paper Ring Letterbox - Stainless
New Oz Made
Brand: Mailmaster Letterboxes Model: 1576/SS
316 marine grade Stainless Steel paper ring, suits 100mm N.B. PVC Pipe. Also available in mill finish or powder coated aluminium, see here...
$42.00
Ex Tax:$38.18
Model: Lock - Radial Pin
A lock which offers high security and like those that you see on vending and poker machines. These locks don’t have replacement keys available so if you lose your key they can be a bit harder to “break in”. PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED  Delivery is via Australia Pos..
$24.20
Ex Tax:$22.00
Model: MMKL01
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED  Delivery is via Australia Post for postal addresses only – please do not have it delivered to a letterbox you don’t have access to Replacement key lock for your mailbox (supplied with 2 keys). Please specify the type of mailbox you w..
$15.40
Ex Tax:$14.00
Paper Ring Letterbox - Aluminium Paper Ring Letterbox - Aluminium
Oz Made
Brand: Mailmaster Letterboxes Model: 1576
Powder coated aluminium paper ring, suits 100mm N.B. PVC Pipe. Also available in 316 Stainles Steel in a fine brushed finish, see here...
$22.00
Ex Tax:$20.00
Model: Latchlock
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED Delivery is via Australia Post for postal addresses only – please do not have it delivered to a letterbox you don’t have access to Latch Lock option as opposed to key lock. Comes with the facility to apply a padlock if required. Pleas..
$10.00
Ex Tax:$9.09
Model: 9. C4 Lock
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED Delivery is via Australia Post for postal addresses only – please do not have it delivered to a letterbox you don’t have access to High security cam lock. Uses the same key series as is common in house front doors and can be generally be k..
$24.15
Ex Tax:$21.95
Combination Lock Mailbox
In Stock
Model: Com Lock
PLEASE SELECT POSTAGE & HANDLING IF DELIVERY IS REQUIRED Delivery is via Australia Post for postal addresses only – please do not have it delivered to a letterbox you don’t have access to No more lost keys or fumbling around. A quality combination lock where you can set your own 3 digit code. ..
$29.70
Ex Tax:$27.00
Brand: Letterboxes Direct Model: Nano2:1
Free shipping if ordered with a letterbox - please select Postage & Handling if ordering as a single item for delivery.  Marine Stainless 2 in 1 is an invisible, protective treatment for metal surfaces, but is especially suitable for stainless steel. It provides long-term corrosion protection and..
$35.75
Ex Tax:$32.50
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Accessories, Locks