SilencerCo Bravo Front Cap .30 Caliber Black. The Titanium Bravo Front Caps are much lighter than the steel versions and maintain the same level of performance. Using correct front caps will reduce dB levels between 2 to 5 dB on a suppressor. Specifications for SilencerCo Bravo Front Cap: Manufacturer: SilencerCo Fabric/Material: 17-4 Stainless Steel Condition: New Condition Quality: Excellent Condition Details: Other Tube Diameter: 1.5 in Package Contents: SilencerCo Bravo Front Cap SilencerCo AC5124: Bravo Front Cap .30 Caliber Black