P.O. Box 2101
Oak Park, Vic 3046
(03) 9306 6760
0421 149 760
Carbine CMB Multi Bolt Window Lock Black – C4 Keyed Alike (CMB-BL-C4)
$43.69 Inc. GST
The Carbine CMB multi bolt black (CMB-BL-C4) is a C4 key-operated universal window lock supplied with 3 interchangeable bolts to suit awning, sliding, and double-hung windows.
- Patented C4 Wafer Barrel: Operates on standard 5-pin or 6-pin C4 house keys and can be keyed alike to your front door.
- 3 Interchangeable Bolts: Includes 3 bolt profiles configurable for front or side projection locking.
- Child Safety Compliant: Complies with BCA Falling from Windows regulations when installed and locked at 100mm restriction.
- Stocked Victorian Warehouse Dispatch: In stock in Victoria for 24-48hr dispatch with free Australia-wide shipping over $149.95 AUD.
🔑 Ordering Multiple Locks? Get Them Keyed Alike:
Have our in-house Victorian locksmiths pin your compatible C4 / LW5 locks to open on one single key (2 matching keys per group). $14.95/lock (1–4) • $12.95/lock (5–9) • $11.45/lock (10–19) • $9.95/lock (20+ bulk).
Add Key Alike Service (SKU: KA) →
Have our in-house Victorian locksmiths pin your compatible C4 / LW5 locks to open on one single key (2 matching keys per group). $14.95/lock (1–4) • $12.95/lock (5–9) • $11.45/lock (10–19) • $9.95/lock (20+ bulk).
Add Key Alike Service (SKU: KA) →
The Carbine CMB multi bolt black (SKU: CMB-BL-C4) is a heavy-duty, C4 key-operated universal window lock finished in matte black and supplied with three interchangeable locking bolts. Manufactured by Carbine, this carbine multi bolt window lock uses a patented C4 wafer barrel that allows homeowners to operate all doors and windows with a single C4 house key.
Carbine CMB Multi Bolt Black C4 Keying and 3-Bolt Versatility
Designed to secure almost any residential window style, the cmb-bl-c4 includes three distinct bolt shapes that configure for either front or side projection. When installed and locked in accordance with BCA building codes, it complies with Australian Falling from Windows child-safety regulations.
- Patented C4 Wafer Cylinder: Accepts standard 5-pin and 6-pin C4 keys (supplied Keyed Alike KA1 with keys included, and easily rekeyable by our locksmiths).
- 3 Supplied Locking Bolts: Fits awning, casement, double-hung sash, and sliding windows across timber and aluminium frames.
- Accessory Compatible: Suits 97mm extension bolts (CMB-EXTBOLT-BL) and cable restrictor anchors (CMB-CA-BL).
Stocked Victorian Warehouse Dispatch and Custom Keying
Browse matching finishes and spare parts in our window locks category or book mobile installation across Metropolitan Melbourne and Regional Victoria through All Secure Locksmiths.
- 24-48hr Victorian Dispatch: Shipped within 24 to 48 hours from our stocked Victorian warehouse with free Australia-wide shipping over $149.95 AUD ($9.95 AUD flat rate under $149.95 AUD) and 30-day returns (P.O. Box 2101, Oak Park, VIC 3046).
Frequently Asked Questions
Can the CMB-BL-C4 be keyed alike to my C4 front door lock?
Yes. Its patented C4 wafer barrel accepts standard 5-pin and 6-pin C4 house keys so one key can open your doors and windows.
Does it come with all three locking bolts in the pack?
Yes. Every CMB-BL-C4 includes three interchangeable bolt profiles, ferrules, fixing screws, and C4 keys.
Can I orient the bolt out the front or the side?
Yes. During installation you can set the bolt to project from either the front or the side of the lock body.
Additional Information & Specifications
| Weight | 0.34 kg |
|---|---|
| Dimensions | 14 × 9 × 4 cm |
| Brand | Carbine |
| Lock Type | C4 Key-Operated Universal Window Multi Bolt |
| Model Code | CMB-BL-C4 |
| Cylinder Profile | Patented Carbine C4 Wafer Barrel (Suits 5 & 6 Pin C4 Keys) |
| Supplied Bolts | 3 Interchangeable Bolt Profiles (Front or Side Projection) |
| Compliance | Complies with BCA Falling from Windows Regulation when Fitted Correctly |
| Finish | Black (Matte Black) |
| Window Compatibility | Awning, Casement, Double-Hung Sash & Sliding Windows |
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