Leader Shrimp Heavy Marine Grade 3 Bow 4 Bow Bimini Tops Semi-Custom Fit Selection provides great shade and protection for you,they are idea shade covers and frames for adding on your boat.<br>The Top cover is made of 9 oz marine grade polyester with double PU coating for resisting water.<br>The Frame is made of 1" Aluminum Made Frames,All Black High-Dentise Nylon Fittings included. <br>Other Options available: Ajustable Rear Support Poles and Ajustable Bimini Top Straps. All you want may find a resolution here.<br><br><b/>Bimini Top Frame</b><br>Size Option for 36" H Bimini Top Frame Only:<br>- 3 Bow 6'L x 54"-60"W<br>-3 Bow 6'L x 61"-66"W <br>-3 Bow 6'L x 67"-72"W <br>- 3 Bow 6'L x 73"-78"W<br> <br> Size Option for 46" H Bimini Top Frame Only:<br>- 3 Bow 6'L x 54"-60"W <br>- 3 Bow 6'L x 61"-66"W<br>- 3 Bow 6'L x 67"-72"W<br>- 3 Bow 6'L x 73"-78"W<br> <br>Size Option for 54" H Bimini Top Frame Only: <br>- 4 Bow 8'L x 79"-84"W<br>- 4 Bow 8'L x 85"-90"W<br>- 4 Bow 8'L x 91"-96"W<br> <b/>Bimini Top Cover</b><br>Size Option for Bimni Top Cover Only(Fits all height types): <br>- 3 Bow 6'L x 54"-60"W<br>- 3 Bow 6'L x 61"-66"W<br>- 3 Bow 6'L x 67"-72"W <br>- 3 Bow 6'L x 73"-78"W <br>- 4 Bow 8'L x 79"-84"W<br>- 4 Bow 8'L x 85"-90"W <br>- 4 Bow 8'L x 91"-96"W<br> <br>More Selections:<br>Adjustable Straps<br>Adjustable Rear Support Poles<br>Note:Kindly reach out to Leader Shrimp whenever you need helps.