CompX National Pin Tumbler Mailbox Lock

Sku: C9100 / C9200
Pin Tumbler Mailbox Lock main image CompX National C7120 Heavy Duty Hook Cam - Gallery Image
Pin Tumbler Mailbox Lock main image
Select Mailbox Locks:
Pin Tumbler Mailbox Lock - Clockwise Operation Details
Pin Tumbler Mailbox Lock - Clockwise Operation. NOTE: Extra keys may only be purchased with the purchase of a new lock.

Price: $22.27

68 in Stock. More on the way! Arriving by 03/30/2026.
Bulk Pricing
2 units $20.27 ea
5 units $18.27 ea
10 units $16.27 ea

SKU: C9100

Extra Keys $7.17 each

To add extra keys, C9100 must be in the cart.

SKU: C9100 / C9200
Product Description
  • APPLICATION – Exterior pedestal-mounted neighborhood boxes. Has keyway dust shutter for lock protection. Clip mounted. C9100 & C9200 are the only mailbox locks approved by USPS for 4C (CBU) mailboxes.
  • OPERATION – C9100 operates clockwise. C9200 operates counter clockwise. Key removable in locked position only.
  • KEYING – Available keyed differently only (2,000 changes).
  • PACKAGING – Includes: a spring clip, mounting nut and (3) keys.
Heavy duty hook cam can be ordered below - click on thumbnail at left to see a larger image.

C9100 Instruction Sheet
C9200 Instruction Sheet
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View more details
Bulk Pricing
2 units $12.07 ea
5 units $11.07 ea
10 units $10.07 ea
10 in stock
$13.07
Out of Stock
CompX National C9100-C9200-EXTRA-KEY
Extra Cut Keys for C9100 & C9200 Mailbox Lock Packages - CompX National D4301 Key Blank
Duplicate Keys for C9100 & C9200 Mailbox Lock Packages.
0 in stock .More can be ordered. Arriving in 1-4 weeks.
$7.17

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