RESTORATION CBC Express Pressure Rifle Mod. 345 - The 90s

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☑️ Restoration Carbine CBC Expresso Mod. 345 caliber 4.5mm - 1990s
We present a copy that is approximately 30 years old in its original condition, but with plenty of things to catch up on. The objective is to renovate it and show the process of dismantling, cleaning, removing the rust, redoing the black oxidation, restoring the stock, lubrication and, if necessary, changing components with possible natural wear and tear due to use and weathering.
✅ CHAPTERS:
00:00 - Presentation of the CBC Expresso 345 Rifle
00:50 - Disassembly of the CBC Pressure Rifle
07:57 - Restoration of the Rifle Wooden Stock
11:48 - Maintenance of the CBC Expresso 345 Rifle
15:13 - Thanks to Fiora Sports
21:44 - Assembly and Completion of the CBC Pressure Rifle
🟢 GENERAL CHARACTERISTICS AND TECHNICAL DATA:
- Manufacturer: CBC
- Total length: 960mm*
- Pipe length: 413mm*
- Pipe with 12 streaks
- Wooden stock: 590mm*
- Tile width: 47mm** / Grip width: 40mm** / Stock width: 39mm**
- Distance between trigger and threshold: 355mm*
- Caliber: 4.5 mm
- Sighting strap with micrometric adjustment for elevation and laterality
- Sight mass with interchangeable sight element and protection tunnel
- Piston with spiral spring actuation - with bushing: 110.4mm** / without bushing: 100mm** / larger external Ø of the plunger: 25.6mm** / internal Ø: 21mm** / Inner depth: 95mm* *
- Spring action guide: 110mm* in length / Ø 12.65mm** in diameter
- Spiral spring (current used): 36 turns, Ø Wire: 3mm** / Ø Inner: 13mm** / Ø Outer: 19mm** / Current length: 240mm*
- Recording on the block indicating the year of manufacture: None
- Total length of cylinder (including fork): 271mm* / without fork: 225mm* / Ø Nominal external: 29.7mm** / Ø Nominal internal: 26mm**
- Diameter of bushing (current used): Ø25.85mm** / thickness of 10mm**
- New PU bushing supplied by Fiora Sports: larger Ø: 26mm** / smaller Ø: 24mm** / thickness: 7mm** / blue color / Hardness in Shore scale: 90 points
- Pipe sealing ring channel: Larger Ø (outer) 12.5mm** / Smaller Ø (inner) 8.5mm** / channel depth: 4mm** at the top of the block and 3mm** at the bottom of the block.
- Weight: 2.7 kg
- Serial number verification locations: 1- top of cylinder on rail for telescope installation; 2- end of the pipe near the bottom outlet; 3- interior of the wooden stock in the region of the cylinder plug seat.
- Unmeasured firing speed, pressure and power.
* Measuring with measuring tape.
** Measurements with an analog caliper (0.05mm resolution).
-- --- THIS PRODUCT IS NOT FOR SALE -- ---
In this video you saw how to restore a CBC Expresso mod pressure carbine. 345
➡️ IMPORTANT:
The content of this video does not infringe CZcams rules and guidelines, as it is not about firearms, but rather a brief tutorial on how to restore and maintain a "pressure" carbine, ie, it is about equipment. leisure, recreation and sport shooting that is NOT subject to firearms legislation.
This video does not encourage violence, does not condone or induce any act of violence or violation of local laws.
PRESSURE RAILS ARE NOT FIREARMS AND DO NOT NEED REGISTRATION
In accordance with Ordinance No. 36-DMB, of December 9, 1999, (norm that regulates the trade in arms and ammunition approved by the Ministry of Defense and the Brazilian Army) spring-action pressure weapons, with equal or smaller caliber to 6mm, they are not firearms.
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