Used with MP5	Used with P90
Can be fixed on the front sight.	Also can be fixed on the side sling swivel.
Used with fixed stock.	Used with tele-scope stock.
Fixed on the front swivel of MP5.	Fixed on the rear swivel of MP5.
Fixed on the front of P90.	Fixed on the rear of P90.
1 1/4 inch sling, provides both comfort and stability!