None are offered nor will any ever be offered for the MR1.
Nope. Mag wells, and other stuff are different sizes. Like the AR15 and AR10.Well. Boo.
On a somewhat related note- Can you configure the Robinson Arms XCR to shoot .223/5.56 and .308/7.62x51? Or would you need the L for 5.56, and the M for 7.62x51?
Nope they are separate guns, XCR-L handle shorter casings like 223, 7.62x39, 300 BLK, 6.8 SPC and 5.56X39, XCR-M for longer casing like 308, 243 and 260Well. Boo.
On a somewhat related note- Can you configure the Robinson Arms XCR to shoot .223/5.56 and .308/7.62x51? Or would you need the L for 5.56, and the M for 7.62x51?
Nope. Mag wells, and other stuff are different sizes. Like the AR15 and AR10.
Nope they are separate guns, XCR-L handle shorter casings like 223, 7.62x39, 300 BLK, 6.8 SPC and 5.56X39, XCR-M for longer casing like 308, 243 and 260



























