Be Quiet offer a free bracket for socket 1700 which you can claim HERE. Features:- Silent Wings 135mm PWM fan features an advanced fluid-dynamic bearing and a smooth 6-pole motor- Optimal balance of cooling and quietness with only 21.4dB(A) at maximum fan speed- Six high-performance copper heat pipes that provide maximal heat conductance- Wave-contoured cooling fins for increased air circulation- Special black coating with ceramic particles enables perfect heat transfer- Supports an additional 120mm fan; clips are included in scope of delivery- Easily installable black installation kit can be mounted from above- Elegant, brushed aluminum top cover with diamond cut finish- 3-year manufacturers warranty- Product conception, design and quality control in GermanySpecification:- Model: Dark Rock 4- Overall dimensions without mounting material (L x W x H), (mm): 159.4 x 136 x 96.3- Total weight (kg): 0.92- TDP (W) 200- Socket compatibility:Intel: 1700 (Bracket to be claimed from Be Quiet Direct) / LGA 1200 / 1150 / 1151 / 1155 / 1156 / 1366 / 2011(-3) Square ILM / 2066 AMD: AM2(+) / AM3(+) / AM4 / FM1 / FM2(+)- Fans1x Silent Wings 135mm PWM- Overall noise level (dB(A)) @ 50/75/100% (rpm): 10.5 / 15.6 / 21.4Fan Specification:- Fan dimensions (mm): 135 x 135 x 22 / 120 x 120 x 25- Speed @ 100% PWM (rpm): 1,400- Bearing technology: Fluid Dynamic Bearing- Motor technology: 6-pole fan motor- Rated voltage (V): 12- Input current (A): 0.11- Input power (W): 1.32- Connector: 4-pin PWM- Cable length (mm): 220- Lifespan (h / 25C): 300,000