Ronstan Series 15 BB Exit Block, Cover Plate
Featuring a formed single piece housing for maximum strength and minimal rope wear.
- Smallest and lightest ball bearing block available.
- Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction.
- Single loop head blocks include an O-ring to separate running line from head lashing or fixing.
- Features a flush rivet to minimise cutout and facilitate installation.
- Sheave Ø 15 mm
- Max. Rope 5 mm
- Max. Cable Ø mm
- Pin Ø mm
- M.W.L. 120 kg
- B. L. 550 kg
- Weight 14 g
- Dinghy control lines
- Vangs, cunninghams and tweakers
- Shock cord tensioning systems
- BB sheaves: UV stabilised acetal
- Ball bearings: Stainless steel
- Cheeks: Grade 316 stainless steel
Shipping rates are automatically calculated based on live quotes supplied by our shipping partners. The quote takes into consideration, the bulk of your cart, where you want it delivered and if you want express or standard shipping.
Get a shipping rate estimate by adding items to your online cart. Go to the cart by clicking on the shopping cart icon located at the top right of the page. Then enter your shipping destination information into the "Estimate Shipping and Tax" section of the shopping cart summary.
We are currently unable to deliver online orders outside of Australia.
If you are located outside of Australia and wish to place an order offline. Please contact our Special Orders Delivery department or send us an enquiry via the orange help bubble located at the bottom right of this page.
Online purchases can be returned/exchanged within 30 days. Some exclusions do apply.
Visit our Returns Policy page for details on how you can return an item.
Ronstan Series 15 BB Pivoting Lead BlockCat. No. 4712Sup. No. RF15174Our Price $30.95
Ronstan Series 15 BB Stand-up BlockCat. No. 4706Sup. No. RF15141Our Price $23.50
Ronstan Series 15 BB Single, Becket, Loop Head BlockCat. No. 4704Sup. No. RF15111Our Price $16.50
Ronstan Series 15 BB Single, Loop Head BlockCat. No. 4702Sup. No. RF15101Our Price $13.50
Ronstan Series 15 BB Double, Becket, Loop Head BlockCat. No. 4718Sup. No. RF15212Our Price $33.95
Ronstan Series 15 BB Double, Loop Head BlockCat. No. 4716Sup. No. RF15202Our Price $31.95
Ronstan Series 15 BB Single, Swivel Shackle Head BlockCat. No. 4700Sup. No. RF15100Our Price $18.95
Ronstan Series 15 BB Single, Swivel Hook Head BlockCat. No. 4714Sup. No. RF15180Our Price $21.95
Ronstan Series 15 BB Cheek BlockCat. No. 4708Sup. No. RF15151Our Price $16.50
Ronstan Series 15 BB Triple, Becket, Loop Head BlockCat. No. 4722Sup. No. RF15312Our Price $51.95
Ronstan Series 15 BB Triple, Loop Head BlockCat. No. 4720Sup. No. RF15302Our Price $49.95
Ronstan Series 15 BB Upright Lead BlockCat. No. 4710Sup. No. RF15171Our Price $16.95