LD CLEVENGER SPECIFICATION
| Key: | Bb – F, easily reversible | 
| Pitch: | A-440hz. up to 443hz possible | 
| Bore: | 12.1mm | 
| Valves: | Solid yellow-brass conical valves with tapered spindles | 
| Lever action: | String action, changing valve with trigger system (optional) | 
| Valve caps: | Nickel silver | 
| Thumb lever: | With trigger system and three-dimensional adjustment | 
| Leadpipe: | Original S.W. Lewis, nickel-silver with a standard water key and engraved logo plate | 
| Water key: | Standard on the leadpipe | 
| Cylindrical crooks: | Perfect cylindrical calibration | 
| Slides: | The hand-lapped inner and outer slides are made of nickel-silver | 
| Braces: | Made from the best solid nickel-silver rods available | 
| Bell diameter: | 310mm | 
| Detachable bell: | Standard | 
| Bell ring: | Special bronze, for long life and durability | 
| Bell: | Traditional medium taper | 
| Possible optional finishes: | Lacquered, silver-plated, gold-plated | 
| Other options: | Adjustable Dürk pinky hook., Dürk hand rest (flipper), detachable bell, additional water key (specify location), different bell flares, engraved nickel-silver bell garland (engraving available only on detachable bell flares). Ergonomic trigger system for the Pistonvalve | 
| Hand-hammered options: | Hand-hammered bell tail, hand-hammered bell flare (available only on detachable bell flares) | 
| Cases: | All horns are priced without a case. Gig bags cases are available: Marcus Bonna, Cardocase, Bags, and others. | 


