{
	"type": "minecraft:crafting_shaped",
	"pattern": [
		"BRB",
		"BIB",
		"BRB"
	],
	"key": {
		"R": {
			"tag": "minecraft:rails"
		},
		"I": {
			"tag": "c:iron_ingots"
		},
		"B": {
			"item": "minecraft:quartz_block"
		}
	},
	"result": {
		"item": "mtr:rail_connector_200_one_way"
	}
}

{
	"type": "minecraft:crafting_shaped",
	"pattern": [
		"BRB",
		"BIB",
		"BRB"
	],
	"key": {
		"R": {
			"tag": "minecraft:rails"
		},
		"I": {
			"tag": "c:iron_ingots"
		},
		"B": {
			"item": "minecraft:quartz_block"
		}
	},
	"result": {
		"item": "mtr:rail_connector_200"
	}
}

Fix quartz/200 rail connector recipe
Fix quartz/200 rail connector recipe

It mistakenly resulted in the one-way variant.