For 38Super/40S&W..068" diameter.
Limcat products are set to not allow a backorder given the fact it is so hard to get any product from Limcat. So if it shows out of stock then it can not be back-ordered.
2" 320 thousandths
Limcat Firing Pin - XL SKU: Limcat-FiringPin Price: $20.00
Limcat C-More Glare Shield SKU: Limcat-GlareShield Price: $20.00
Limcat Magwell SKU: Limcat-Magwell Price: $59.00