2-Bolt Clamp Plated 17mm X 21mm - SA2 All sizes are for guidance only. Nuts and bolts included in price. inside Diameter: 3/8" Outer Diameter (mm): 17-21 Please Note: 2 Bolt MPN: SA2 Product Code: SA2 This is an online offer only for a Limited Time! Availability: In stock Only £4.53 incl VAT. Delivery available to UK/Europe |