Chaser #1/4 x 28 Thread Size. D 5/16″ Holder Size. 

body {
font-family: ‘Segoe UI’, Roboto, system-ui, -apple-system, sans-serif;
background: #f5f7fa;
margin: 0;
padding: 30px 20px;
display: flex;
justify-content: center;
}
.product-card {
max-width: 1000px;
width: 100%;
background: white;
border-radius: 24px;
box-shadow: 0 12px 30px rgba(0,0,0,0.08);
padding: 30px 30px 40px;
transition: all 0.2s ease;
}
h1 {
font-size: 1.9rem;
font-weight: 600;
color: #1e293b;
margin-top: 0;
margin-bottom: 8px;
line-height: 1.2;
}
.price-badge {
font-size: 1.8rem;
font-weight: 700;
color: #0b4f6c;
background: #e7f0f5;
display: inline-block;
padding: 6px 18px;
border-radius: 40px;
margin: 10px 0 20px;
}
.gallery {
display: flex;
flex-wrap: wrap;
gap: 16px;
margin: 20px 0 25px;
}
.gallery img {
max-width: 100%;
height: auto;
border-radius: 16px;
box-shadow: 0 4px 12px rgba(0,0,0,0.06);
transition: transform 0.2s;
background: #fafafa;
}
.gallery img:hover {
transform: scale(1.01);
}
.gallery-main {
flex: 2 1 360px;
min-width: 280px;
}
.gallery-thumbs {
flex: 1 1 140px;
display: flex;
flex-direction: column;
gap: 12px;
min-width: 100px;
}
.gallery-thumbs img {
width: 100%;
border-radius: 12px;
cursor: default;
border: 1px solid #e9edf2;
}
.specs-table {
width: 100%;
border-collapse: collapse;
background: #f8fafc;
border-radius: 18px;
overflow: hidden;
margin: 25px 0 20px;
}
.specs-table td {
padding: 14px 20px;
border-bottom: 1px solid #e2e8f0;
vertical-align: top;
}
.specs-table tr:last-child td {
border-bottom: none;
}
.specs-table td:first-child {
font-weight: 600;
color: #1e293b;
width: 38%;
background: #f1f5f9;
}
.specs-table td:last-child {