SainSmart is well known and provides high quality electronics product
SainSmart Ramps V2 + LCD 12864 + A4988 + Heatsink + Endstop + Cooler Fan + Nema 17 CNC Stepper Motor Kit For RepRap DHL/UPS

Technical Details

Size (LWH): 12.3 inches, 8.9 inches, 2.8 inches
Product Details
Product Dimensions: 12.3 x 8.9 x 2.8 inches
Shipping Weight: 4.05 pounds (View shipping rates and policies)
ASIN : B00UJ06DHU