Home / Uncategorized / ASRock Inc. ASRock MB B550M PRO4 AMD AM4 Ryzen future AMD Ryzen B550 DDR4 128G mATX ASRock Inc. ASRock MB B550M PRO4 AMD AM4 Ryzen future AMD Ryzen B550 DDR4 128G mATX$123.99 ASRock Inc. ASRock MB B550M PRO4 AMD AM4 Ryzen future AMD Ryzen B550 DDR4 128G mATX quantity Add to cart SKU: ASI-244319 Category: Uncategorized Share Additional information Additional information Weight 3.00 lbs