0
1730
52
135
https://www.msrdistribution.com/parts-ak?specs=245%7c%7cf_ak+parts%3arear+sight+blocks%21%210%21%21%7c%7cf_ak+parts%3astock+sets+%28milled%29%21%210%21%21%7c%7cf_ak+parts%3ablank+firing+device%21%210%21%21%7c%7ccategory%3afurniture%21%210%21%21