1) Side or Botter Rail for RUGER SR22 fit with cylinder hand guard base
2) 7 Slots , 75mm / 3" length, 2 screws come with together
3) 9 Slots , 95mm / 3.75" length, 2 screws come with together
4) 16 Slots, 165 mm / 6.5" long, 2 screws come with together
5) Hard-coat Anodized Finish, Premium Aircraft Grade 6061 Aluminum
* Shipping from Michigan for U.S customers , delivery within 2 days.
Return and refund within 1 month,
Replace within 6 months if quality problem.