Description: 
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<br />This Only Works On Free Float Handguard with the 4 holes 
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<br />Can work on some Yankee Hill Machine quadrails and Midwest Industries quadrails (But 
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<br />non-threaded front end style), 
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<br />Install onto 0.936 inch regular barrel 
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<br />Center hole diameter:  23.8mm (0.936 inch) 
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<br />Outer diameter: 45.8mm (1.8 inch) 
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<br />Thickness: 8.5mm (0.3 inch) 
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<br />Weight (net): 20g (0.07 ounce) 
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<br />High quality aluminum alloy in durable black matte finish 
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<br />With 4 screws for installation 
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<br />Not interfere with free floating quad rail 
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<br />Package Content: 
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<br />> 1 x  Front End Cap 
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<br />> 4 x Screws<p> <b><b><img src="https://contestimg.wish.com/api/webimage/5482d04d546ead260fe17ccf-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5482d04d546ead260fe17ccf-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5482d04d546ead260fe17ccf-2-large.jpg></b></b></p>