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Keystone Series Posts, Parts and Accessories

Gaines Manufacturing offers genuine Keystone accessories and replacement parts.  


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26 products

Keystone Beam
Keystone Beam
Keystone Series Deluxe Post Horizontal Cross Beam.  Powder coat finish.  Cast aluminum.  Includes mailbox mounting plate. Will fit all Deluxe posts......
Sale price$99.00

5 colors available

Keystone  Curved Arm
Keystone Curved Arm
Keystone Series Deluxe Post replacement Curved Arm. Powder coat finish. Cast Aluminum. Mounting hardware included. Will fit all Deluxe posts previo......
Sale price$69.00

5 colors available

Keystone Endcap
Keystone Endcap
Keystone Series Deluxe Post End Cap replacement. Powder coat finish. Cast aluminum. Mounting hardware not included. ...
Sale price$49.00

5 colors available

Keystone Series Door
Keystone Series Door
Keystone Series Mailbox Door replacement. Powder coat finish. Includes mounting hardware. For use with shoulder-bolt and quarter-bolt door hinge ve......
Sale price$79.00

5 colors available

Decorative Post Cuff
Decorative Post Cuff
Gaines Decorative Post Cuff  - Powder coat finish. Cast aluminum construction. Mounting hardware and instructions included. Compatible with all new......
Sale price$99.00

5 colors available

Keystone Deluxe Post Finial
Keystone Deluxe Post Finial
Keystone Series Deluxe Post Replacement Ball - Powder coat finish. Cast aluminum construction....
Sale price$49.00

5 colors available

Keystone Series Address Plaque
Keystone Series Address Plaque
Keystone Series Address Plaque  - Powder coat finish. Cast aluminum construction. Mounting hardware included. Each Address Plaque can be personaliz......
Sale price$69.00

5 colors available

Keystone Series Standard Address Plaque
Keystone Series Standard Address Plaque
Keystone Series Standard Address Plaque  - Powder coat finish. Cast aluminum construction. Mounting hardware included. Each Address Plaque can be p......
Sale price$89.00

5 colors available

Keystone Lockable Insert
KS-LOCK/ Keystone Lockable Insert
Keystone Series Lockable Insert. Convert any Keystone Series Mailbox to a locking mailbox in seconds. For use ONLY with Keystone Series Mailboxes......
Sale price$99.00
Keystone Newspaper Holder
Keystone Newspaper Holder
Keystone Series Newspaper Holder - Powder coat finish. Aluminum construction. Compatible with all new and existing Keystone Series Deluxe, Double a......
Sale price$99.00

5 colors available

Replacement Keystone Mailbox without Accents
Replacement Keystone Mailbox without Accents
Keystone Series Mailbox Replacement - Powder coat finish. Cast aluminum construction. Door accent and flag sold separately. Hardware not included. ......
Sale price$249.00

5 colors available

SPRING / Keystone Door Hardware Kit - Spring Style
SPRING / Keystone Door Hardware Kit - Spring Style
Keystone Series Mailbox Replacement Door Hardware. For use with early Keystone Series Mailbox door versions manufactured prior to 2002. Instruction......
Sale price$29.00
BOLT KIT/ Keystone Door Hardware Kit - 1/4" Bolt Style
BOLT KIT/ Keystone Door Hardware Kit - 1/4" Bolt Style
Keystone Series Mailbox Replacement Door Hardware. For use with current Keystone Series Mailbox door versions. Instructions included. Note: 1/4" Bo......
Sale price$29.00
SBOLT KIT / Keystone Door Hardware Kit - Shoulder Bolt Style
SBOLT KIT / Keystone Door Hardware Kit - Shoulder Bolt Style
Keystone Series Mailbox Replacement Door Hardware. For use with Keystone Series Mailbox door versions utilizing shoulder bolt attachments. Instruct......
Sale price$29.00
KS-FLAGHDW/ Keystone Flag Assembly Hardware
KS-FLAGHDW/ Keystone Flag Assembly Hardware
Keystone series replacement flag hardware. **Flag and Brass Bracket not included** ...
Sale price$15.00
KS-MAGNETKIT / Replacement Magnets for Keystone Door
KS-MAGNETKIT / Replacement Magnets for Keystone Door
Replacement Magnet Kit for Keystone Series Mailboxes. Set includes two magnets, two catch plates, and attachment screws. Two-part epoxy (required) ......
Sale price$15.00
Replacement Cam Lock
Replacement Cam Lock
Replacement Cam Lock and Key Set. Set includes lock cylinder, attachment washer, and two keys. Fits all Gaines locking products....
Sale price$19.00
Paint-Spray 12oz Aerosol Touch-up Paint
Paint-Spray 12oz Aerosol Touch-up Paint
12 oz. Aerosol Touch-Up Paint. High-quality touch-up finish in aerosol form.  Unavailable in Alaska and Hawaii ...
Sale price$17.00

5 colors available

Keystone Mailbox Lettering
Keystone Mailbox Lettering
Keystone Series Mailbox replacement lettering.  Marine grade weather resilient vinyl lettering for use with Keystone Series Mailboxes. Price is per......
Sale price$29.00

3 colors available

Keystone Flag
Keystone Flag
Keystone Series Mailbox replacement flag. For use with all Keystone Series Mailboxes. Polished Brass, Satin Nickel, Antique Bronze, and Red finish.......
Sale price$49.00

4 colors available

Eagle Door Accent
Eagle Door Accent
Update your Keystone Series mailbox with a new Eagle Plaque. This solid brass accent piece is available in five classic finishes: Polished Brass, A......
Sale price$59.00

5 colors available

Fleur de Lis Door Accent
Fleur de Lis Door Accent
Update your Keystone Series mailbox with a new Fleur de Lis Plaque. This solid brass accent piece is available in five classic finishes: Polished B......
Sale price$59.00

5 colors available

US Mail Signature Door Accent
US Mail Signature Door Accent
Update your Keystone Series mailbox with a new US Mail Signature accent. This solid brass accent piece is available in five classic finishes: Polis......
Sale price$59.00

5 colors available

Keystone Deluxe Post - Post Only
Keystone Deluxe Post - Post Only
Keystone Series Deluxe Post - Heavy Aluminum Construction. Textured Powder Coat Finish. Mailbox sold separately. Designed for use with the Keystone......
Sale price$349.00

5 colors available

Keystone Standard Post - Post Only
Keystone Standard Post - Post Only
Keystone Series Standard Post - Heavy Aluminum Construction. Textured  Powder Coat Finish. Mailbox sold separately. Designed for use with the Keyst......
Sale price$189.00

5 colors available

KDD - Keystone Double Deluxe Post
KDD - Keystone Double Deluxe Post
Keystone Series Double Deluxe Post - Heavy Aluminum Construction. Textured Powder Coat Finish. POST SET ONLY - Mailboxes and Address Plaques sold s......
Sale price$429.00

5 colors available