The 22 sparrow have high heat resistant, viton o-rings help contain the blast and debris.Don't be caught without a backup, this package includes (2) 13 o-rings and (2) 18 o-rings.
Choke Configuration: Black
Caliber Or Gauge: O-Ring
Length: 22 Sparrow
Model: Delta O-Ring Pack
Twist: 13 O-Rings/18 O-Rings
Finish: Black
